메뉴 건너뛰기




Volumn 155, Issue 3, 1998, Pages 491-508

Sedimentary response to intra-arc extension: controls on Oligo-Miocene deposition, Sarcidano sub-basin, Sardinia

Author keywords

[No Author keywords available]

Indexed keywords

EXTENSION; MIOCENE; OLIGOCENE; PALAEOGEOGRAPHY; RIFTING; SEDIMENTATION;

EID: 0031865729     PISSN: 00167649     EISSN: None     Source Type: Journal    
DOI: 10.1144/gsjgs.155.3.0491     Document Type: Article
Times cited : (35)

References (71)
  • 1
    • 0021979823 scopus 로고
    • Extension and rifting: The Zeit region, Gulf of Suez
    • ANGELIER, J. 1985. Extension and rifting: the Zeit region, Gulf of Suez. Journal of Structural Geology, 7, 605–612.
    • (1985) Journal of Structural Geology , vol.7 , pp. 605-612
    • Angelier, J.1
  • 4
    • 0000646625 scopus 로고
    • Episodi sedimentarie e vulcanici Oligo-Miocenici nel settore Occidentale dell’Arcentu e loro contesto geodinamico (Sardegna SW)
    • ASSORGIA, A., BARCA, S., ONNIS, G., SECCHI, F.A.G. & SPANO, C. 1986. Episodi sedimentarie e vulcanici Oligo-Miocenici nel settore Occidentale dell’Arcentu e loro contesto geodinamico (Sardegna SW). Memorie della Società Geologica Italiana, 35, 229–240.
    • (1986) Memorie Della Società Geologica Italiana , vol.35 , pp. 229-240
    • Assorgia, A.1    Barca, S.2    Onnis, G.3    Secchi, F.A.G.4    Spano, C.5
  • 5
    • 85112125540 scopus 로고
    • Upper Oligocene–Lower Miocene sequences of the Arbus-Funtanazza coast (South-west Sardinia, Italy)
    • CARMIGNANI, L. &SASSI, F.P.(eds)
    • ASSORGIA, A., BARCA, S., & SPANO, C. 1992. Upper Oligocene–Lower Miocene sequences of the Arbus-Funtanazza coast (South-west Sardinia, Italy). In: CARMIGNANI, L. &SASSI, F.P.(eds)Contributions to the geology of Italy with special regard to Paleozoic basements. IGCP 276, 5, 21–31.
    • (1992) Contributions to the Geology of Italy with Special Regard to Paleozoic Basements. IGCP , vol.276 , Issue.5 , pp. 21-31
    • Assorgia, A.1    Barca, S.2    Spano, C.3
  • 9
    • 0029506752 scopus 로고
    • Geochronology, timescales and global stratigraphic correlations. Society of Economic Paleontologists and Minerologists Special Publications, 54
    • BERGGREN, W.A., KENT, D.V., SWISHER, C.C. & AUBRY, M.P.1995. A revised Cenozoic geochronology and chronostratigraphy. In: Geochronology, timescales and global stratigraphic correlations. Society of Economic Paleontologists and Minerologists Special Publications, 54, 129–212.
    • (1995) A Revised Cenozoic Geochronology and Chronostratigraphy , pp. 129-212
    • Berggren, W.A.1    Kent, D.V.2    Swisher, C.C.3    Aubry, M.P.4
  • 10
    • 0028599099 scopus 로고
    • Alluvial fans and their natural distinction from rivers based on morphology, hydraulic processes, sedimentary processes and facies assemblages
    • BLAIR, T.C. & MCPHERSON, J.G. 1994. Alluvial fans and their natural distinction from rivers based on morphology, hydraulic processes, sedimentary processes and facies assemblages. Journal of Sedimentary Research, A64, 450–489.
    • (1994) Journal of Sedimentary Research , vol.A64 , pp. 450-489
    • Blair, T.C.1    McPherson, J.G.2
  • 12
    • 0021623963 scopus 로고
    • Contribution to a geodynamic synthesis of the Provencal Basin (Western Mediterranean)
    • BURRUS, J. 1984. Contribution to a geodynamic synthesis of the Provencal Basin (Western Mediterranean). Marine Geology, 55, 247–269.
    • (1984) Marine Geology , vol.55 , pp. 247-269
    • Burrus, J.1
  • 15
    • 0028830451 scopus 로고
    • Relationships between the Tertiary structural evolution of the Sardinia-Corsica-Provencal Domain and the Northern Apennines
    • CARMIGNANI, L., DECANDIA, F.A., DISPERATI, L., FANTOZZI, P.L., LAZZAROTTO, A., LIOTTA, D. & OGGIANO, G. 1995. Relationships between the Tertiary structural evolution of the Sardinia-Corsica-Provencal Domain and the Northern Apennines. Terra Nova, 7, 128–137.
    • (1995) Terra Nova , vol.7 , pp. 128-137
    • Carmignani, L.1    Decandia, F.A.2    Disperati, L.3    Fantozzi, P.L.4    Lazzarotto, A.5    Liotta, D.6    Oggiano, G.7
  • 18
    • 0001139656 scopus 로고
    • Il sistema di rifting Oligo-Miocenico del Mediterraneo Occidentale e sue conseguenze paleogeographiche sul Terzario Sardo
    • CHERCHI, A. & MONTADERT, L. 1982a. Il sistema di rifting Oligo-Miocenico del Mediterraneo Occidentale e sue conseguenze paleogeographiche sul Terzario Sardo. Memorie della Società Geologica Italiana, 24, 387–400.
    • (1982) Memorie Della Società Geologica Italiana , vol.24 , pp. 387-400
    • Cherchi, A.1    Montadert, L.2
  • 19
    • 0019897991 scopus 로고
    • Oligo-Miocene rift of Sardinia and the early history of the Western Mediterranean Basin
    • CHERCHI, A. & MONTADERT, L. 1982b. Oligo-Miocene rift of Sardinia and the early history of the Western Mediterranean Basin. Nature, 298, 736–739.
    • (1982) Nature , vol.298 , pp. 736-739
    • Cherchi, A.1    Montadert, L.2
  • 21
    • 0344304768 scopus 로고
    • Geological Outline of Sardinia
    • C. SQUYRES (ed.), Earth Sciences of the Libyan Arab Republic, Tripoli
    • COCOZZA, T. & JACOBACCI, A. 1975. Geological Outline of Sardinia. In: C. SQUYRES (ed.) The Geology of Italy. Earth Sciences of the Libyan Arab Republic, Tripoli, 49–81.
    • (1975) The Geology of Italy , pp. 49-81
    • Cocozza, T.1    Jacobacci, A.2
  • 22
    • 0002004659 scopus 로고
    • Plate tectonic model for the Oligo-Miocene evolution of the Western Mediterranean
    • COHEN, C.R. 1980. Plate tectonic model for the Oligo-Miocene evolution of the Western Mediterranean. Tectonophysics, 68, 283–311.
    • (1980) Tectonophysics , vol.68 , pp. 283-311
    • Cohen, C.R.1
  • 25
    • 0024924947 scopus 로고
    • Kinematics of the Western Mediterranean
    • COWARD, M.P., DIETRICH, D. & PARK, R.G. (eds) , . Geological Society, London, Special Publications
    • DEWEY, J.F., HELMAN, M.L., TURCO, E., HUTTON, D.H.W. & KNOTT, S.D. 1989. Kinematics of the Western Mediterranean. In: COWARD, M.P., DIETRICH, D. & PARK, R.G. (eds) Alpine Tectonics. Geological Society, London, Special Publications, 45, 265–283
    • (1989) Alpine Tectonics , vol.45 , pp. 265-283
    • Dewey, J.F.1    Helman, M.L.2    Turco, E.3    Hutton, D.H.W.4    Knott, S.D.5
  • 26
    • 0027804388 scopus 로고
    • Transfer zones in extensional basins: Their structural style and influence on drainage development and stratigraphy
    • GAWTHORPE, R.L. & HURST, J.M. 1993. Transfer zones in extensional basins: their structural style and influence on drainage development and stratigraphy. The Journal of the Geological Society, London, 150, 1137–1152.
    • (1993) The Journal of the Geological Society, London , vol.150 , pp. 1137-1152
    • Gawthorpe, R.L.1    Hurst, J.M.2
  • 27
    • 0028669638 scopus 로고
    • Sequence stratigraphy in active extensional basins: Implications for the interpretation of ancient basin fills
    • GAWTHORPE, R.L., FRASER, A.J. & COLLIER, R.E.LL. 1994. Sequence stratigraphy in active extensional basins: implications for the interpretation of ancient basin fills. Marine and Petroleum Geology, 11, 642–658.
    • (1994) Marine and Petroleum Geology , vol.11 , pp. 642-658
    • Gawthorpe, R.L.1    Fraser, A.J.2    Collier, R.3
  • 28
    • 0027435723 scopus 로고
    • Contribution to the structural & sedimentary history of the Gulf of Lions (Western Mediterranean), from the ECORS profiles, industrial seismic profiles and well data
    • GORINI, C., LE MARREC, A. & MAUFFRET, A. 1993. Contribution to the structural & sedimentary history of the Gulf of Lions (western Mediterranean), from the ECORS profiles, industrial seismic profiles and well data. Bulletin de la Societé Géologique de France, 164, 353–363.
    • (1993) Bulletin De La Societé Géologique De France , vol.164 , pp. 353-363
    • Gorini, C.1    Le Marrec, A.2    Mauffret, A.3
  • 30
    • 0001426077 scopus 로고
    • Processes on arid region alluvial fans
    • HOOKE, R.L.B. 1967. Processes on arid region alluvial fans. Journal of Geology, 75, 438–460.
    • (1967) Journal of Geology , vol.75 , pp. 438-460
    • Hooke, R.L.B.1
  • 31
    • 85041153859 scopus 로고
    • Tectonics of sedimentary basins
    • INGERSOLL, R.V. & BUSBY, C.J. (ed.) , Blackwell Science, Oxford
    • INGERSOLL, R.V. & BUSBY, C.J. 1995. Tectonics of sedimentary basins. In: INGERSOLL, R.V. & BUSBY, C.J. (ed.) Tectonics of Sedimentary Basins. Blackwell Science, Oxford, 1–52.
    • (1995) Tectonics of Sedimentary Basins , pp. 1-52
    • Ingersoll, R.V.1    Busby, C.J.2
  • 34
    • 0001730964 scopus 로고
    • ODP leg 107 in the Tyrrhenian Sea. Insights into passive margin and back-arc basin evolution
    • KASTENS, K., MASCLE, J.ET AL. 1988. ODP leg 107 in the Tyrrhenian Sea. Insights into passive margin and back-arc basin evolution. Geological Society of America Bulletin, 100, 1140–1156.
    • (1988) Geological Society of America Bulletin , vol.100 , pp. 1140-1156
    • Kastens, K.1    Mascle, J.A.2
  • 35
    • 0028869195 scopus 로고
    • In: LAMBIASE, J.J. (ed.) Hydrocarbon Habitat in Rift Basins. Geological Society, London, Special Publications
    • LAMBIASE, J.J. & BOSWORTH, W. 1995. Structural controls on sedimentation in continental rifts. In: LAMBIASE, J.J. (ed.) Hydrocarbon Habitat in Rift Basins. Geological Society, London, Special Publications, 80, 117–144.
    • (1995) Structural Controls on Sedimentation in Continental Rifts , vol.80 , pp. 117-144
    • Lambiase, J.J.1    Bosworth, W.2
  • 36
    • 0023822714 scopus 로고
    • Relay structures in a Lower Permian basement-involved extension system, East Greenland
    • LARSEN, P. 1988. Relay structures in a Lower Permian basement-involved extension system, East Greenland. Journal of Structural Geology, 10, 3–8.
    • (1988) Journal of Structural Geology , vol.10 , pp. 3-8
    • Larsen, P.1
  • 37
    • 80052349448 scopus 로고
    • COWARD, M.P., DEWEY, J.F.&HANCOCK, P.L. (eds) Continental Extensional Tectonics. Geological Society, London, Special Publications
    • LEEDER, M.R. & GAWTHORPE, R.L. 1987. Sedimentary models for extensional tilt-block/half graben basins. In: COWARD, M.P., DEWEY, J.F.&HANCOCK, P.L. (eds) Continental Extensional Tectonics. Geological Society, London, Special Publications, 28, 139–152.
    • (1987) Sedimentary Models for Extensional Tilt-Block/Half Graben Basins , vol.28 , pp. 139-152
    • Leeder, M.R.1    Gawthorpe, R.L.2
  • 38
    • 33745986571 scopus 로고
    • Successioni stratigrapiche del Miocene inferiore a nord della Giara di Gesturi (Sardegna centrale)
    • LEONE, F., SANNA, M.L. & SPANO, C. 1984. Successioni stratigrapiche del Miocene inferiore a nord della Giara di Gesturi (Sardegna centrale). Bolletino della Società Sarda di Scienze Naturali, 23, 21–44.
    • (1984) Bolletino Della Società Sarda Di Scienze Naturali , vol.23 , pp. 21-44
    • Leone, F.1    Sanna, M.L.2    Spano, C.3
  • 39
    • 0031436480 scopus 로고    scopus 로고
    • Origin of the Betic-Rif mountain belt
    • LONERGAN, L. & WHITE, N. 1997. Origin of the Betic-Rif mountain belt. Tectonics, 16, 504–522.
    • (1997) Tectonics , vol.16 , pp. 504-522
    • Lonergan, L.1    White, N.2
  • 40
    • 0001631673 scopus 로고
    • In: FARINACCI, A.(ed.)Proceedings of the 2nd Plankton Conference, Roma 1970. Editioni Technoscienza
    • MARTINI, E. 1971. Standard Tertiary and Quaternary calcareous nannoplankton zonation. In: FARINACCI, A.(ed.)Proceedings of the 2nd Plankton Conference, Roma 1970. Editioni Technoscienza, 739–785.
    • (1971) Standard Tertiary and Quaternary Calcareous Nannoplankton Zonation. , pp. 739-785
    • Martini, E.1
  • 41
    • 0026471118 scopus 로고
    • Siliciclastic – carbonate sequences of Miocene grabens of Northern Sardinia, western Mediterranean Sea
    • MARTINI, I.P., OGGIANO, G. & MAZZEI, R. 1992. Siliciclastic – carbonate sequences of Miocene grabens of Northern Sardinia, western Mediterranean Sea. Sedimentary Geology, 76, 63–78.
    • (1992) Sedimentary Geology , vol.76 , pp. 63-78
    • Martini, I.P.1    Oggiano, G.2    Mazzei, R.3
  • 42
    • 0013162062 scopus 로고
    • Messa in evidenza di due cicli sedimentari nel Miocene dell’area di Florinas (Sardegna Settrionale)
    • MAZZEI, R. & OGGIANO, G. 1990. Messa in evidenza di due cicli sedimentari nel Miocene dell’area di Florinas (Sardegna Settrionale). Atti della Societa Toscana di Scienze Naturali Memorie, Serie A, 97, 119–147.
    • (1990) Atti Della Societa Toscana Di Scienze Naturali Memorie, Serie A , vol.97 , pp. 119-147
    • Mazzei, R.1    Oggiano, G.2
  • 45
    • 0000270574 scopus 로고
    • Il bacino di Chilvani – Berchidda: Un esempio di struttura transtensiva. Possibili relazioni con la geodinamica Cenozoica del Mediterraneo Occidentale
    • OGGIANO, G., PASCI, S. & FUNEDDA, A. 1995. Il bacino di Chilvani – Berchidda: un esempio di struttura transtensiva. Possibili relazioni con la geodinamica Cenozoica del Mediterraneo Occidentale. Bolletino della Società Geologica Italiana, 114, 465–475.
    • (1995) Bolletino Della Società Geologica Italiana , vol.114 , pp. 465-475
    • Oggiano, G.1    Pasci, S.2    Funedda, A.3
  • 46
    • 0028255109 scopus 로고
    • Oligo-Miocene strontium isotopes: Stratigraphic revisions and correlations to an inferred glacioeustatic record
    • OSLICK, J.S., MILLER, K.G., FEIGENSON, M.D. & WRIGHT, J.D. 1994. Oligo-Miocene strontium isotopes: Stratigraphic revisions and correlations to an inferred glacioeustatic record. Paleoceonography, 9, 427–443.
    • (1994) Paleoceonography , vol.9 , pp. 427-443
    • Oslick, J.S.1    Miller, K.G.2    Feigenson, M.D.3    Wright, J.D.4
  • 49
    • 0002961083 scopus 로고
    • In: COLELLA, A.&PRIOR, D.B. (eds) Coarse Grained Deltas. Society of Economic Paleontologists and Minerologists Special Publications
    • POSTMA, G. 1990. Depositional architecture and facies of river and fan deltas: a synthesis. In: COLELLA, A.&PRIOR, D.B. (eds) Coarse Grained Deltas. Society of Economic Paleontologists and Minerologists Special Publications, 10, 13–27.
    • (1990) Depositional Architecture and Facies of River and Fan Deltas: A Synthesis , vol.10 , pp. 13-27
    • Postma, G.1
  • 52
    • 80052331062 scopus 로고
    • Sequence Stratigraphy of a failed rift system: The Middle Jurassic to Early Cretaceous basin evolution of the Central and Northern North Sea
    • The Geological Society, London
    • RATTEY, R.P. & HAYWARD, A.B. 1993. Sequence Stratigraphy of a failed rift system: the Middle Jurassic to Early Cretaceous basin evolution of the Central and Northern North Sea. In: PARKER, J.R.(ed.)Petroleum Geology of Northwest Europe. Proceedings of the Fourth Conference. The Geological Society, London, 215–250.
    • (1993) PARKER, J.R.(Ed.)Petroleum Geology of Northwest Europe. Proceedings of the Fourth Conference , pp. 215-250
    • Rattey, R.P.1    Hayward, A.B.2
  • 53
    • 0021584055 scopus 로고
    • The Western Mediterranean Basin Geological Evolution
    • REHAULT, J., BOILLOT, G. & MAUFFRET, A. 1984. The Western Mediterranean Basin Geological Evolution. Marine Geology, 55, 447–477.
    • (1984) Marine Geology , vol.55 , pp. 447-477
    • Rehault, J.1    Boillot, G.2    Mauffret, A.3
  • 54
    • 0028848703 scopus 로고
    • Overview of the Late Tertiary-Recent tectonic and paleo-environmental development of the Mediterranean region
    • ROBERTSON, A.H.F. & GRASSO, M. 1995. Overview of the Late Tertiary-Recent tectonic and paleo-environmental development of the Mediterranean region. Terra Nova, 7, 114–127.
    • (1995) Terra Nova , vol.7 , pp. 114-127
    • Robertson, A.H.F.1    Grasso, M.2
  • 55
    • 0023512909 scopus 로고
    • Architecture of continental rifts with special reference to East Africa
    • ROSENDAHL, B.R. 1987. Architecture of continental rifts with special reference to East Africa. Annual Review of Earth and Planetary Sciences, 15, 445–503.
    • (1987) Annual Review of Earth and Planetary Sciences , vol.15 , pp. 445-503
    • Rosendahl, B.R.1
  • 56
    • 0041701949 scopus 로고
    • A review of circum-Tyrrhenian regional geology. Proceedings of the Ocean Drilling Program
    • SARTORI, R., MASCLE, G. & CHAFFAUT, S.A. 1987. A review of circum-Tyrrhenian regional geology. Proceedings of the Ocean Drilling Program, Initial Reports, 107, 37–63.
    • (1987) Initial Reports , vol.107 , pp. 37-63
    • Sartori, R.1    Mascle, G.2    Chaffaut, S.A.3
  • 57
    • 85112125201 scopus 로고    scopus 로고
    • SMITH, G.A.&LANDIS, C.A. 1995. , . In: INGERSOLL, R.V.& BUSBY, C.J. (eds) Tectonics of Sedimentary Basins. Blackwell Science, Oxford
    • SMITH, G.A.&LANDIS, C.A. 1995. Intra-arc basins. In: INGERSOLL, R.V.& BUSBY, C.J. (eds) Tectonics of Sedimentary Basins. Blackwell Science, Oxford, 263–298.
    • Intra-Arc Basins , pp. 263-298
  • 58
    • 0007896736 scopus 로고    scopus 로고
    • Differing structural styles and timing of extension along the Oligo-Miocene Sardinian Rift
    • SOWERBUTTS, A. 1997a. Differing structural styles and timing of extension along the Oligo-Miocene Sardinian Rift. Terra Nova, 9, abstract supplement 1, 397
    • (1997) Terra Nova, 9, Abstract Supplement , vol.1 , pp. 397
    • Sowerbutts, A.1
  • 60
    • 0007897882 scopus 로고
    • Richerche biostratigrafiche nel settore di Castelsardo (Sardegna Settrionale)
    • SPANO, C. & ASUNIS, M.I. 1984. Richerche biostratigrafiche nel settore di Castelsardo (Sardegna Settrionale). Bolletino della Società Sarda di Scienze Naturali, 23, 45–74.
    • (1984) Bolletino Della Società Sarda Di Scienze Naturali , vol.23 , pp. 45-74
    • Spano, C.1    Asunis, M.I.2
  • 61
    • 0000833936 scopus 로고
    • Evolution tectonique du systeme alpin en Mediterranee: Poinconnement et ecrasement rigide-plastique
    • TAPPONIER, P. 1977. Evolution tectonique du systeme alpin en Mediterranee: poinconnement et ecrasement rigide-plastique. Bulletin de la Societé Géologique de France, 19, 437–460.
    • (1977) Bulletin De La Societé Géologique De France , vol.19 , pp. 437-460
    • Tapponier, P.1
  • 63
    • 0027829776 scopus 로고
    • Initiation and evolution of the Valencia Trough (Western Mediterranean): Constraints from deep seismic profiling and subsidence analysis
    • TORRES, J., BOIS, C. & BURRUS, J. 1993. Initiation and evolution of the Valencia Trough (western Mediterranean): constraints from deep seismic profiling and subsidence analysis. Tectonophysics, 228, 57–80.
    • (1993) Tectonophysics , vol.228 , pp. 57-80
    • Torres, J.1    Bois, C.2    Burrus, J.3
  • 65
    • 0026313374 scopus 로고
    • Implications of Mesozoic—recent basin development in the western Inner Moray Firth, UK
    • UNDERHILL, J.R. 1991a. Implications of Mesozoic—recent basin development in the western Inner Moray Firth, UK. Marine and Petroleum Geology, 8, 359–369.
    • (1991) Marine and Petroleum Geology , vol.8 , pp. 359-369
    • Underhill, J.R.1
  • 66
    • 0001862418 scopus 로고
    • Controls on Late Jurassic seismic sequences, Inner Moray Firth, UK North Sea: A critical test of a key segment of Exxon’s original global cycle chart
    • UNDERHILL, J.R. 1991b. Controls on Late Jurassic seismic sequences, Inner Moray Firth, UK North Sea: a critical test of a key segment of Exxon’s original global cycle chart. Basin Research, 3, 79–98.
    • (1991) Basin Research , vol.3 , pp. 79-98
    • Underhill, J.R.1
  • 67
    • 85112125492 scopus 로고    scopus 로고
    • GLENNIE, K.W. (ed.) Introduction to the Petroleum Geology of the North Sea. 4th Edition, Blackwell Science, Oxford, in press
    • UNDERHILL, J.R. 1998. Jurassic. In: GLENNIE, K.W. (ed.) Introduction to the Petroleum Geology of the North Sea. 4th Edition, Blackwell Science, Oxford, in press.
    • (1998) Jurassic
    • Underhill, J.R.1
  • 69
    • 0027040087 scopus 로고
    • Intra-arc sedimentation in a low lying marginal arc, Eocene Clarno Formation, central Oregon
    • WHITE, J.D.L. & ROBINSON, P.T. 1992. Intra-arc sedimentation in a low lying marginal arc, Eocene Clarno Formation, central Oregon. Sedimentary Geology, 80, 89–114.
    • (1992) Sedimentary Geology , vol.80 , pp. 89-114
    • White, J.D.L.1    Robinson, P.T.2
  • 70
    • 0000112767 scopus 로고
    • A guide to stratigraphical procedure. Journal of the Geological Society
    • WHITTAKER, A., COPE, J.C.W., COWIE, J.W. et al. 1991. A guide to stratigraphical procedure. Journal of the Geological Society, London, 148, 813–824.
    • (1991) London , vol.148 , pp. 813-824
    • Whittaker, A.1    Cope, J.C.W.2    Cowie, J.W.3
  • 71
    • 0025623224 scopus 로고
    • Rapid intra-arc rifting in Miocene northeast Japan
    • YAMAJI, A. 1990. Rapid intra-arc rifting in Miocene northeast Japan. Tectonics, 9, 365–378.
    • (1990) Tectonics , vol.9 , pp. 365-378
    • Yamaji, A.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.