Hydrodynamical reformulation and quantum limit of the Barut-Zanghi theory

Foundations of Physics Letters

Volumn 10, Issue 6, 1997, Pages 533-546

  Salesi, Giovanni ^a,b   Recami, Erasmo ^c,d,e  

^a UNIVERSITY OF CATANIA   (Italy)

^b INFN SEZIONE DI CATANIA   (Italy)

^c UNIVERSITY OF BERGAMO   (Italy)

^d INFN SEZIONE DI MILANO   (Italy)

^e UNIVERSITY OF CAMPINAS   (Brazil)

Author keywords

Barut Zanghi theory; Dirac equation; Electron; Hydrodynamical formulation; Spin; Weyssenhoff fluid; Zitterbewegung

Indexed keywords

EID: 0031326875     PISSN: 08949875     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1022493101954     Document Type: Article

References (93)

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9. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
10. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
11. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
12. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
13. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
14. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
15. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
16. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
17. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
18. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
19. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
20. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
21. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
22. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
23. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
24. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
25. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
26. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
27. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
28. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
29. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
30. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
31. M. Mathison, Acta Phys. Pol. 6 (1937) 163. H. Hönl and A. Papapetrou, Z. P. Phys. 112 (1939) 512; 116 (1940) 153. M. J. Bhabha and H. C. Corben, Proc. Roy. Soc. (London) A178 (1941) 273. K. Huang, Am. J. Phys. 20 (1952) 479. H. Hönl, Ergeb. Exacten Naturwiss. 26 (1952) 29. A. Proca, J. Phys. Radium 15 (1954) 5. M. Bunge, Nuovo Cimento 1 (1955) 977. F. Gursey, Nuovo Cimento 5 (1957) 784. H. C. Corben, Classical and quantum theories of spinning particles (Holden-Day, San Francisco, 1968). B. Liebowitz, Nuovo Cimento A63 (1969) 1235. A. J. Kálnay et al., Phys. Rev. 158 (1967) 1484; D1 (1970) 1092; D3 (1971) 2357; D3 (1971) 2977. H. Jehle, Phys. Rev. D3 (1971) 306. F. Riewe, Lett. Nuovo Cim. 1 (1971) 807. F. A. Berezin and M. S. Marinov, J.E.T.P. Lett. 21 (1975) 32. R. Casalbuoni, Nuovo Cimento A33 (1976) 389. G. A. Perkins, Found. Phys. 6 (1976) 237. D. Gutkowski, M. Moles and J.-P. Vigier, Nuovo Cim. B39 (1977) 193. A. O. Barut, Z. Naturforsch. A33 (1978) 993. J. A. Lock, Am. J. Phys. 47 (1979) 797. M. Pauri, in Lecture Notes. in Physics, Vol.135 (Springer, Berlin 1980), p.615. W. A. Rodrigues, J. Vaz, and E. Recami, Found. Phys. 23 (1993) 459.
32. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
33. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
34. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
35. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
36. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
37. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
38. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
39. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
40. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
41. E. P. Wigner, Ann. Phys. 40 (1939) 149. M. H. L. Pryce, Proc. Royal Soc. (London) A195 (1948) 6. T. F. Jordan and M. Mukunda, Phys. Rev. 132 (1963) 1842. G. N. Fleming, Phys. Rev. B139 (1965) 903. H. C. Corben, Phys. Rev. 121 (1961) 1833; D30 (1984) 2683; Am. J. Phys. 45 (1977) 658; 61 (1963) 551; Int. J. Theor. Phys. 34 (1995) 19. F. A. Ikemori, Phys. Lett. B199 (1987) 239. Ph. Gueret, Lectures at Bari university (Bari, 1989). G. Cavalleri, Phys. Rev. D23 (1981) 363; Nuovo Cim. B55 (1980) 392; C6 (1983) 239; Lett. Nuovo Cim. 43 (1985) 285.
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84. G. Salesi, Mod. Phys. Lett. A11 (1996) 1815. See also G. Salesi and E. Recami, "A velocity field and operator for spinning particles in (non-relativistic) quantum mechanics," to appear in Found. Phys. (issue in memory of A.O. Barut).
85. G. Salesi, Mod. Phys. Lett. A11 (1996) 1815. See also G. Salesi and E. Recami, "A velocity field and operator for spinning particles in (non-relativistic) quantum mechanics," to appear in Found. Phys. (issue in memory of A.O. Barut).
86. See, e.g., L. D. Landae and E. M. Lifshits, Teoria Quantistica Relativistica (Editori Riuniti-Edizioni MIR, Roma, 1978), p.148.
87. E. Recami and G. Ziino, Nuovo Cim. 433 (1976) 205. For the physical interpretation of the negative frequency waves, without any recourse to a "Dirac sea," see E. Recami, Found. Phys. 8 (1978) 329. E. Recami and W. A. Rodrigues, Found. Phys. 12 (1982) 709; 13 (1983) 533. M. Pavšič and E. Recami, Lett. Nuovo Cim. 34 (1982) 357. Cf. also R. Mignani and E. Recami, Lett. Nuovo Cim. 18 (1977) 5; A. Garuccio et al., Lett. Nuovo Cim. 27 (1980) 60.
88. E. Recami and G. Ziino, Nuovo Cim. 433 (1976) 205. For the physical interpretation of the negative frequency waves, without any recourse to a "Dirac sea," see E. Recami, Found. Phys. 8 (1978) 329. E. Recami and W. A. Rodrigues, Found. Phys. 12 (1982) 709; 13 (1983) 533. M. Pavšič and E. Recami, Lett. Nuovo Cim. 34 (1982) 357. Cf. also R. Mignani and E. Recami, Lett. Nuovo Cim. 18 (1977) 5; A. Garuccio et al., Lett. Nuovo Cim. 27 (1980) 60.
89. E. Recami and G. Ziino, Nuovo Cim. 433 (1976) 205. For the physical interpretation of the negative frequency waves, without any recourse to a "Dirac sea," see E. Recami, Found. Phys. 8 (1978) 329. E. Recami and W. A. Rodrigues, Found. Phys. 12 (1982) 709; 13 (1983) 533. M. Pavšič and E. Recami, Lett. Nuovo Cim. 34 (1982) 357. Cf. also R. Mignani and E. Recami, Lett. Nuovo Cim. 18 (1977) 5; A. Garuccio et al., Lett. Nuovo Cim. 27 (1980) 60.
90. E. Recami and G. Ziino, Nuovo Cim. 433 (1976) 205. For the physical interpretation of the negative frequency waves, without any recourse to a "Dirac sea," see E. Recami, Found. Phys. 8 (1978) 329. E. Recami and W. A. Rodrigues, Found. Phys. 12 (1982) 709; 13 (1983) 533. M. Pavšič and E. Recami, Lett. Nuovo Cim. 34 (1982) 357. Cf. also R. Mignani and E. Recami, Lett. Nuovo Cim. 18 (1977) 5; A. Garuccio et al., Lett. Nuovo Cim. 27 (1980) 60.
91. E. Recami and G. Ziino, Nuovo Cim. 433 (1976) 205. For the physical interpretation of the negative frequency waves, without any recourse to a "Dirac sea," see E. Recami, Found. Phys. 8 (1978) 329. E. Recami and W. A. Rodrigues, Found. Phys. 12 (1982) 709; 13 (1983) 533. M. Pavšič and E. Recami, Lett. Nuovo Cim. 34 (1982) 357. Cf. also R. Mignani and E. Recami, Lett. Nuovo Cim. 18 (1977) 5; A. Garuccio et al., Lett. Nuovo Cim. 27 (1980) 60.
92. E. Recami and G. Ziino, Nuovo Cim. 433 (1976) 205. For the physical interpretation of the negative frequency waves, without any recourse to a "Dirac sea," see E. Recami, Found. Phys. 8 (1978) 329. E. Recami and W. A. Rodrigues, Found. Phys. 12 (1982) 709; 13 (1983) 533. M. Pavšič and E. Recami, Lett. Nuovo Cim. 34 (1982) 357. Cf. also R. Mignani and E. Recami, Lett. Nuovo Cim. 18 (1977) 5; A. Garuccio et al., Lett. Nuovo Cim. 27 (1980) 60.
93. E. Recami and G. Ziino, Nuovo Cim. 433 (1976) 205. For the physical interpretation of the negative frequency waves, without any recourse to a "Dirac sea," see E. Recami, Found. Phys. 8 (1978) 329. E. Recami and W. A. Rodrigues, Found. Phys. 12 (1982) 709; 13 (1983) 533. M. Pavšič and E. Recami, Lett. Nuovo Cim. 34 (1982) 357. Cf. also R. Mignani and E. Recami, Lett. Nuovo Cim. 18 (1977) 5; A. Garuccio et al., Lett. Nuovo Cim. 27 (1980) 60.