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Volumn 10, Issue 8, 2010, Pages 3855-3873

Impact of dust on tropospheric chemistry over polluted regions: A case study of the Beijing megacity

Author keywords

[No Author keywords available]

Indexed keywords

AEROSOL; AIR MASS; ATMOSPHERIC CHEMISTRY; ATMOSPHERIC TRANSPORT; CONCENTRATION (COMPOSITION); DUST; MEGACITY; MIXING RATIO; OXIDATION; OXYGEN; PHOTOCHEMISTRY; PHOTOLYSIS; TRACE GAS; TROPOSPHERE; URBAN ATMOSPHERE;

EID: 84860389609     PISSN: 16807316     EISSN: 16807324     Source Type: Journal    
DOI: 10.5194/acp-10-3855-2010     Document Type: Article
Times cited : (36)

References (61)
  • 2
    • 2642588336 scopus 로고    scopus 로고
    • Global modeling of heterogeneous chemistry on mineral aerosol surfaces: Influence on tropospheric ozone chemistry and comparison to observations
    • doi:10.1029/2003JD003868
    • Bauer, S. E., Balkanski, Y., Schulz, M., and Haughlustaine, D. A.: Global modeling of heterogeneous chemistry on mineral aerosol surfaces: Influence on tropospheric ozone chemistry and comparison to observations, J. Geophys. Res., 109, D02304, doi:10.1029/2003JD003868, 2004.
    • (2004) J. Geophys. Res. , vol.109
    • Bauer, S.E.1    Balkanski, Y.2    Schulz, M.3    Haughlustaine, D.A.4
  • 3
    • 1342310583 scopus 로고    scopus 로고
    • Mineral dust and global tropospheric chemistry: Relative roles of photolysis and heterogeneous uptake
    • doi:10.1029/2002JD003143
    • Bian, H. and Zender, C. S.: Mineral dust and global tropospheric chemistry: Relative roles of photolysis and heterogeneous uptake, J. Geophys. Res., 108, 4672, doi:10.1029/2002JD003143, 2003.
    • (2003) J. Geophys. Res. , vol.108 , pp. 4672
    • Bian, H.1    Zender, C.S.2
  • 5
    • 0000581930 scopus 로고
    • Chemical budgets of the stratosphere
    • Crutzen, P. J. and U. Schmailzl: Chemical budgets of the stratosphere, Planet. Space. Sci., 31, 1009-1032, 1983.
    • (1983) Planet. Space. Sci. , vol.31 , pp. 1009-1032
    • Crutzen, P.J.1    Schmailzl, U.2
  • 7
    • 0000223108 scopus 로고    scopus 로고
    • Airborne observations of dust aerosol over the North Atlantic Ocean during ACE-2: Indications for heterogeneous ozone destruction
    • de Reus, M., Dentener, F., Thomas, A., Borrmann, S., Ström, J., and Lelieveld, J.: Airborne observations of dust aerosol over the North Atlantic Ocean during ACE-2: indications for heterogeneous ozone destruction, J. Geophys. Res., 105, 15263-15275, 2000.
    • (2000) J. Geophys. Res. , vol.105 , pp. 15263-15275
    • De Reus, M.1    Dentener, F.2    Thomas, A.3    Borrmann, S.4    Ström, J.5    Lelieveld, J.6
  • 11
    • 0037074618 scopus 로고    scopus 로고
    • Chemical reactions of nitrogen oxides on the surface of oxide, carbonate, soot, and mineral dust particles: Implications for the chemical balance of the troposphere
    • DOI 10.1021/jp012139h
    • Grassian, V. H.: Chemical Reactions of Nitrogen Oxides on the Surface of Oxide, Carbonate, Soot, and Mineral Dust Particles: Implications for the Chemical Balance of the Troposphere, J. Phys. Chem. A, 106, 860-877, 2002. (Pubitemid 35275889)
    • (2002) Journal of Physical Chemistry A , vol.106 , Issue.6 , pp. 860-877
    • Grassian, V.H.1
  • 13
    • 0035963814 scopus 로고    scopus 로고
    • Heterogeneous uptake of sulfur dioxide on aluminum and magnesium oxide particles
    • DOI 10.1021/jp004423z
    • Goodman, A. L., Li, P., Usher, C. R., and Grassian, V. H.: Heterogeneous uptake of sulfur diOxide on aluminum and magnesium Oxide particles, J. Phys. Chem. A, 105, 6109-6120, 2001. (Pubitemid 35377983)
    • (2001) Journal of Physical Chemistry A , vol.105 , Issue.25 , pp. 6109-6120
    • Goodman, A.L.1    Li, P.2    Usher, C.R.3    Grassian, V.H.4
  • 14
    • 0034458501 scopus 로고    scopus 로고
    • A laboratory study of the heterogeneous reaction of nitric acid on calcium carbonate particles
    • Goodman, A. L., Underwood, G. M., and Grassian, V. H.: A laboratory study of the heterogeneous reaction of nitric acid on calcium carbonate particles, J. Geophys. Res., 105, 29053-29064, 2000. (Pubitemid 32281852)
    • (2000) Journal of Geophysical Research D: Atmospheres , vol.105 , Issue.23 , pp. 29053-29064
    • Goodman, A.L.1    Underwood, G.M.2    Grassian, V.H.3
  • 15
    • 33748753873 scopus 로고    scopus 로고
    • A simulated climatology of asian dust aerosol and its trans-pacific transport 2. Interannual variability and climate connections
    • Gong, S. L., Zhang, X. Y., Zhao, T. L., Zhang, X., McKendry, I. G., and Zhao, C. S.: A Simulated Climatology of Asian Dust Aerosol and its Trans-Pacific Transport 2. Interannual Variability and Climate Connections, J. Climate, 19, 104-122, 2006.
    • (2006) J. Climate , vol.19 , pp. 104-122
    • Gong, S.L.1    Zhang, X.Y.2    Zhao, T.L.3    Zhang, X.4    McKendry, I.G.5    Zhao, C.S.6
  • 16
    • 33751391987 scopus 로고
    • Measurements of OH and HO2 radical uptake coefficients on water and sulfuric acid surfaces
    • Hanson, D. R., Burkholder, J. B., Howard, C. J., and Ravishankara, A. R.: Measurements of OH and HO2 radical uptake coefficients on water and sulfuric acid surfaces, J. Phys. Chem., 96, 4979-4985, 1992.
    • (1992) J. Phys. Chem. , vol.96 , pp. 4979-4985
    • Hanson, D.R.1    Burkholder, J.B.2    Howard, C.J.3    Ravishankara, A.R.4
  • 17
    • 0035810460 scopus 로고    scopus 로고
    • 3, and atmospheric dust samples: A Knudsen cell study
    • 3, and atmospheric dust samples: A Knudsen cell study, J. Phys. Chem. A, 105, 3096-3106, 2001.
    • (2001) J. Phys. Chem. A , vol.105 , pp. 3096-3106
    • Hanish, F.1    Crowley, J.N.2
  • 18
    • 43549111328 scopus 로고    scopus 로고
    • Ozone decomposition on Saharan dust: An experimental investigation
    • Hanisch, F. and Crowley, J. N.: Ozone decomposition on Saharan dust: an experimental investigation, Atmos. Chem. Phys., 3, 119-130, 2003, http://www.atmos-chem-phys.net/3/119/2003/.
    • (2003) Atmos. Chem. Phys. , vol.3 , pp. 119-130
    • Hanisch, F.1    Crowley, J.N.2
  • 19
    • 0742321575 scopus 로고    scopus 로고
    • Radiative properties and direct radiative effect of Saharan dust measured by the C-130 aircraft during SHADE: 1. Solar spectrum
    • doi:10.1029/2002JD002687
    • Haywood J., Francis, P., Osborne, S., Glew, M., Loeb, N., Highwood, E., Tanré, D., Myhre, G., Formenti, P., and Hirst, E.: Radiative properties and direct radiative effect of Saharan dust measured by the C-130 aircraft during SHADE: 1. Solar spectrum, J. Geophys. Res., 108, 8577, doi:10.1029/2002JD002687, 2003.
    • (2003) J. Geophys. Res. , vol.108 , pp. 8577
    • Haywood, J.1    Francis, P.2    Osborne, S.3    Glew, M.4    Loeb, N.5    Highwood, E.6    Tanré, D.7    Myhre, G.8    Formenti, P.9    Hirst, E.10
  • 20
    • 1342310629 scopus 로고    scopus 로고
    • Radiative properties and direct effect of Saharan dust measured by the C-130 aircraft during Saharan Dust Experiment (SHADE): 2. Terrestrial spectrum
    • doi:10.1029/2002JD002552
    • Highwood E. J., Haywood, J. M., Silverstone, M. D., Newman, S. M., and Taylor, J. P.: Radiative properties and direct effect of Saharan dust measured by the C-130 aircraft during Saharan Dust Experiment (SHADE): 2. Terrestrial spectrum, J. Geophys. Res., 108, 8578, doi:10.1029/2002JD002552, 2003.
    • (2003) J. Geophys. Res. , vol.108 , pp. 8578
    • Highwood, E.J.1    Haywood, J.M.2    Silverstone, M.D.3    Newman, S.M.4    Taylor, J.P.5
  • 22
    • 84860414422 scopus 로고    scopus 로고
    • The physical science basis
    • IPCC (Intergovernmental Panel on Climate Change): Climate change 2007, Cambridge University Press, Cambridge, UK and New York, NY, USA.
    • IPCC (Intergovernmental Panel on Climate Change): Climate change 2007, The Physical Science Basis. Contribution ofWorking Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Cambridge University Press, Cambridge, UK and New York, NY, USA. 153 pp., 2007.
    • (2007) Contribution OfWorking Group i to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change , pp. 153
  • 23
    • 0033626787 scopus 로고    scopus 로고
    • Heterogeneous chemistry and tropospheric ozone
    • DOI 10.1016/S1352-2310(99)00462-8, PII S1352231099004628
    • Jacob, D. J.: Heterogeneous chemistry and tropospheric ozone, Atmos. Environ., 34, 2131-2159, 2000. (Pubitemid 30151069)
    • (2000) Atmospheric Environment , vol.34 , Issue.12-14 , pp. 2131-2159
    • Jacob, D.J.1
  • 24
    • 38549150685 scopus 로고    scopus 로고
    • Effect of mineral dust aerosols on the photolysis rates in the clean and polluted marine environments
    • doi:10.1029/2007JD008442
    • Jeong, G.-R. and Sokolik, I. N.: Effect of mineral dust aerosols on the photolysis rates in the clean and polluted marine environments, J. Geophys. Res., 112, D21308, doi:10.1029/2007JD008442, 2007.
    • (2007) J. Geophys. Res. , vol.112
    • Jeong, G.-R.1    Sokolik, I.N.2
  • 29
    • 0037068444 scopus 로고    scopus 로고
    • A satellite view of aerosols in the climate system
    • DOI 10.1038/nature01091
    • Kaufman, Y. J., Tanré, D., and Boucher, O.: A satellite view of aerosols in the climate system, Nature, 419, 215-223, 2002. (Pubitemid 35025453)
    • (2002) Nature , vol.419 , Issue.6903 , pp. 215-223
    • Kaufman, Y.J.1    Tanre, D.2    Boucher, O.3
  • 30
    • 0028328075 scopus 로고
    • Ozone formation at a rural site in the southeastern United States
    • DOI 10.1029/93JD02991
    • Kleinman, L., Yin, N. L., Springston, S. R., Nunnermacker, L., Zhou, X., Brown, R., Hallock, K., Klotz, P., Leahy, D., Lee, J. H., and Newman, L.: Ozone formation at a rural site in the southeastern United States. J. Geophys. Res., 99, 3469-3482, 1994. (Pubitemid 24403960)
    • (1994) Journal of Geophysical Research , vol.99 , Issue.D2 , pp. 3469-3482
    • Kleinman, L.1
  • 31
    • 0033626788 scopus 로고    scopus 로고
    • Ozone process insights from field experiments - part II: Observation-based analysis for ozone production
    • DOI 10.1016/S1352-2310(99)00457-4, PII S1352231099004574
    • Kleinman, L. I.: Ozone process insights from field experiments, II, Observation-based analysis for ozone production. Atmos. Environ., 34, 2023-2033, 2000. (Pubitemid 30151064)
    • (2000) Atmospheric Environment , vol.34 , Issue.12-14 , pp. 2023-2033
    • Kleinman, L.I.1
  • 32
    • 22244456102 scopus 로고    scopus 로고
    • Estimation of dry deposition during Asian dust events in spring of 2002
    • Lee, S. S., Chun, Y. S., Nam, J. C., Park, S. U., and Lee, E. H.: Estimation of dry deposition during Asian dust events in spring of 2002, J. Meteorol. Soc. Jpn., 38A, 241-254, 2005.
    • (2005) J. Meteorol. Soc. Jpn. , vol.38 A , pp. 241-254
    • Lee, S.S.1    Chun, Y.S.2    Nam, J.C.3    Park, S.U.4    Lee, E.H.5
  • 33
    • 7044269659 scopus 로고    scopus 로고
    • Global radiative forcing of coupled tropospheric ozone and aerosols in a unified general circulation model
    • DOI 10.1029/2003JD004456
    • Liao, H., Seinfeld, J. H., Adams, P. J., and Mickley, L. J.: Global radiative forcing of coupled tropospheric ozone and aerosols in a unified general circulation model, J. Geophys. Res., 109, D16207, doi:10.1029/ 2003JD004456, 2004. (Pubitemid 39428411)
    • (2004) Journal of Geophysical Research D: Atmospheres , vol.109 , Issue.16
    • Liao, H.1    Seinfeld, J.H.2    Adams, P.J.3    Mickley, L.J.4
  • 34
    • 27744539077 scopus 로고    scopus 로고
    • Global impacts of gas-phase chemistry-aerosol interactions on direct radiative forcing by anthropogenic aerosols and ozone
    • DOI 10.1029/2005JD005907, D18208
    • Liao, H. and Seinfeld, J. H.: Global impacts of gas-phase chemistryaerosol interactions on direct radiative forcing by anthropogenic aerosols and ozone, J. Geophys. Res., 110, D18208, doi:10.1029/2005JD005907, 2005. (Pubitemid 41582664)
    • (2005) Journal of Geophysical Research D: Atmospheres , vol.110 , Issue.18 , pp. 1-22
    • Liao, H.1    Seinfeld, J.H.2
  • 35
    • 69649093264 scopus 로고    scopus 로고
    • Magnetic andgeochemical characteristics of Gobi Desert surface sediments: Implications for provenance of the Chinese Loess Plateau
    • Maher, B. A., Mutch, T. J., and Cunningham, D.: Magnetic andgeochemical characteristics of Gobi Desert surface sediments: Implications for provenance of the Chinese Loess Plateau, Geology, 37, 279-282, 2009.
    • (2009) Geology , vol.37 , pp. 279-282
    • Maher, B.A.1    Mutch, T.J.2    Cunningham, D.3
  • 36
    • 0037101703 scopus 로고    scopus 로고
    • Heterogeneous and catalytic uptake of ozone on mineral Oxides and dusts: A Knudsen cell investigation
    • doi:10.1029/2002GL014896
    • Michel, A. E., Usher, C. R., and Grassian, V. H., Heterogeneous and catalytic uptake of ozone on mineral Oxides and dusts: A Knudsen cell investigation, Geophys. Res. Lett., 29, 1665, doi:10.1029/2002GL014896, 2002.
    • (2002) Geophys. Res. Lett. , vol.29 , pp. 1665
    • Michel, A.E.1    Usher, C.R.2    Grassian, V.H.3
  • 37
    • 0038383548 scopus 로고    scopus 로고
    • Reactive uptake of ozone on mineral oxides and mineral dusts
    • DOI 10.1016/S1352-2310(03)00319-4
    • Michel, A. E., Usher, C. R., and Grassian, V. H.: Reactive uptake of ozone on mineral Oxides and mineral dusts, Atmos. Environ., 37, 3201-3211, 2003. (Pubitemid 36794313)
    • (2003) Atmospheric Environment , vol.37 , Issue.23 , pp. 3201-3211
    • Michel, A.E.1    Usher, C.R.2    Grassian, V.H.3
  • 38
    • 69949134186 scopus 로고    scopus 로고
    • Trace gas and aerosol interactions in the fully coupled model of aerosol-chemistry-climate ECHAM5- HAMMOZ: 1. Model description and insights from the spring 2001 TRACE-P experiment
    • doi:10.1029/2007JD009007
    • Pozzoli, L., Bey, I., Rast, S., Schultz, M. G., Stier, P., and Feichter, J.: Trace gas and aerosol interactions in the fully coupled model of aerosol-chemistry-climate ECHAM5- HAMMOZ: 1. Model description and insights from the spring 2001 TRACE-P experiment, J. Geophys. Res., 113, D07308, doi:10.1029/2007JD009007, 2008.
    • (2008) J. Geophys. Res. , vol.113
    • Pozzoli, L.1    Bey, I.2    Rast, S.3    Schultz, M.G.4    Stier, P.5    Feichter, J.6
  • 39
    • 21444437464 scopus 로고    scopus 로고
    • Aerosol optical depths and direct radiative perturbations by species and source type
    • DOI 10.1029/2004GL021743, L12803
    • Reddy M. S., Boucher, O., Balkanski, Y., and Schulz, M.: Aerosol optical depths and direct radiative perturbations by species and source type, Geophys. Res. Lett., 32, L12803, doi:10.1029/2004GL021743, 2005. (Pubitemid 41398468)
    • (2005) Geophysical Research Letters , vol.32 , Issue.12 , pp. 1-4
    • Reddy, M.S.1    Boucher, O.2    Balkanski, Y.3    Schulz, M.4
  • 40
    • 15544363624 scopus 로고    scopus 로고
    • Technical note: The new comprehensive atmospheric chemistry module MECCA
    • Sander, R., Kerkweg, A., Jöckel, P., and Lelieveld, J.: Technical note: The new comprehensive atmospheric chemistry module MECCA, Atmos. Chem. Phys., 5, 445-450, 2005, http://www.atmos-chem-phys.net/5/445/2005/. (Pubitemid 40405295)
    • (2005) Atmospheric Chemistry and Physics , vol.5 , Issue.2 , pp. 445-450
    • Sander, R.1    Kerkweg, A.2    Jockel, P.3    Lelieveld, J.4
  • 42
    • 0001460930 scopus 로고
    • Mass-transport considerations pertinent to aqueousphase reactions of gases in liquid-water clouds
    • Springer, New York
    • Schwartz, S.: Mass-transport considerations pertinent to aqueousphase reactions of gases in liquid-water clouds, in Chemistry of Multiphase Atmospheric Systems, Springer, New York, 415-471, 1986.
    • (1986) Chemistry of Multiphase Atmospheric Systems , pp. 415-471
    • Schwartz, S.1
  • 44
    • 73449108167 scopus 로고    scopus 로고
    • Volatile organic compounds measured in summer in Beijing and their role in ground-level ozone formation
    • doi:10.1029/2008JD010863
    • Shao, M., Lu, S., Liu, Y., Xie, X., Chang, C., Huang, S., and Chen, Z.: Volatile organic compounds measured in summer in Beijing and their role in ground-level ozone formation, J. Geophys. Res., 114, D00G06, doi:10.1029/2008JD010863, 2009.
    • (2009) J. Geophys. Res. , vol.114
    • Shao, M.1    Lu, S.2    Liu, Y.3    Xie, X.4    Chang, C.5    Huang, S.6    Chen, Z.7
  • 48
    • 77950258095 scopus 로고    scopus 로고
    • 5 to Saharan dust, ambient urban aerosol and soot: A relative rate study
    • 5 to Saharan dust, ambient urban aerosol and soot: a relative rate study, Atmos. Chem. Phys., 10, 2965-2974, 2010, http://www.atmos-chem-phys.net/10/2965/2010/.
    • (2010) Atmos. Chem. Phys. , vol.10 , pp. 2965-2974
    • Tang, M.J.1    Thieser, J.2    Schuster, G.3    Crowley, J.N.4
  • 49
    • 0037956763 scopus 로고    scopus 로고
    • A laboratory study of the heterogeneous uptake and Oxidation of sulfur di Oxide on mineral dust particles
    • doi:10.1029/2002JD002051
    • Usher, C. R., Al-Hosney, H., Carlos-Cuellar, S., and Grassian, V. H.: A laboratory study of the heterogeneous uptake and Oxidation of sulfur diOxide on mineral dust particles, J. Geophys. Res., 107, 4713, doi:10.1029/2002JD002051, 2002.
    • (2002) J. Geophys. Res. , vol.107 , pp. 4713
    • Usher, C.R.1    Al-Hosney, H.2    Carlos-Cuellar, S.3    Grassian, V.H.4
  • 51
    • 0037618678 scopus 로고    scopus 로고
    • Laboratory studies of ozone uptake on processed mineral dust
    • DOI 10.1016/j.atmosenv.2003.09.014
    • Usher, C. R., Michel, A. E., Steca, D., and Grassian, V. H.: Laboratory studies of ozone uptake on processed mineral dust, Atmos. Environ., 37, 5337-5347, 2003. (Pubitemid 37330141)
    • (2003) Atmospheric Environment , vol.37 , Issue.38 , pp. 5337-5347
    • Usher, C.R.1    Michel, A.E.2    Stec, D.3    Grassian, V.H.4
  • 55
    • 18744425445 scopus 로고    scopus 로고
    • A model for studies of tropospheric ozone and non-methane hydrocarbons: Model description and ozone results
    • doi:10.1029/2002JD002893
    • von Kuhlmann, R., Lawrence, M. G., Crutzen, P. J., and Rasch, P. J.: A model for studies of tropospheric ozone and non-methane hydrocarbons: Model description and ozone results, J. Geophys. Res., 108, 4294, doi:10.1029/ 2002JD002893, 2003.
    • (2003) J. Geophys. Res. , vol.108 , pp. 4294
    • Von Kuhlmann, R.1    Lawrence, M.G.2    Crutzen, P.J.3    Rasch, P.J.4
  • 57
    • 46949090149 scopus 로고    scopus 로고
    • Aircraft measurements of vertical ultrafine particles profiles over Northern China coastal areas during dust storms in 2006
    • Wang, W., Ma, J. Z., Hatakeyama, S., Liu, X. Y., Chen, Y., Takami, A., Ren, L. H., and Geng, C.: Aircraft measurements of vertical ultrafine particles profiles over Northern China coastal areas during dust storms in 2006, Atmos. Environ., 42, 5715-5720, 2008.
    • (2008) Atmos. Environ. , vol.42 , pp. 5715-5720
    • Wang, W.1    Ma, J.Z.2    Hatakeyama, S.3    Liu, X.Y.4    Chen, Y.5    Takami, A.6    Ren, L.H.7    Geng, C.8
  • 58
    • 39349107695 scopus 로고    scopus 로고
    • Surface observation of sand and dust storm in East Asia and its application in CUACE/Dust
    • Wang, Y. Q., Zhang, X. Y., Gong, S. L., Zhou, C. H., Hu, X. Q., Liu, H. L., Niu, T., and Yang, Y. Q.: Surface observation of sand and dust storm in East Asia and its application in CUACE/Dust, Atmos. Chem. Phys., 8, 545-553, 2008, http://www.atmos-chem-phys.net/8/545/2008/.
    • (2008) Atmos. Chem. Phys. , vol.8 , pp. 545-553
    • Wang, Y.Q.1    Zhang, X.Y.2    Gong, S.L.3    Zhou, C.H.4    Hu, X.Q.5    Liu, H.L.6    Niu, T.7    Yang, Y.Q.8
  • 59
    • 0032746438 scopus 로고    scopus 로고
    • The role of mineral aerosol in tropospheric chemistry in East Asia - A model study
    • Zhang, Y. and Carmichael, G. R.: The role of mineral aerosol in tropospheric chemistry in East Asia - a model study, J. Appl. Meteorol., 38, 353-366, 1999. (Pubitemid 29515000)
    • (1999) Journal of Applied Meteorology , vol.38 , Issue.3 , pp. 353-366
    • Zhang, Y.1    Carmichael, G.R.2
  • 60
    • 0028601745 scopus 로고
    • Photochemical Oxidant processes in the presence of dust: An evaluation of the impact of dust on particulate nitrate and ozone formation
    • Zhang, Y., Sunwoo, Y., Kotamarthi, V., and Carmichael, G. R.: Photochemical Oxidant processes in the presence of dust: an evaluation of the impact of dust on particulate nitrate and ozone formation, J. Appl. Meteorol., 33, 813-824, 1994.
    • (1994) J. Appl. Meteorol. , vol.33 , pp. 813-824
    • Zhang, Y.1    Sunwoo, Y.2    Kotamarthi, V.3    Carmichael, G.R.4


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