Ecca Group (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ecca Group" in English language version.

refsWebsite

Global rank English rank

24worldcat.org

5^th place

21doi.org

2^nd place

15harvard.edu

18^th place

17^th place

4journals.co.za

low place

9,269^th place

4semanticscholar.org

11^th place

8^th place

3sun.ac.za

low place

3wits.ac.za

low place

9,373^rd place

2geoscienceworld.org

3,158^th place

2,299^th place

2books.google.com

3^rd place

1datapages.com

low place

1earthdoc.org

low place

1nrf.ac.za

low place

1nih.gov

4^th place

1sahra.org.za

low place

1researchgate.net

120^th place

125^th place

books.google.com

Veevers, J. J.; Powell, Chris McA (1994-01-01). Permian-Triassic Pangean Basins and Foldbelts Along the Panthalassan Margin of Gondwanaland. Geological Society of America. ISBN 9780813711843.
Collinson, J. D.; Lewin, John (2009-04-15). Modern and Ancient Fluvial Systems. John Wiley & Sons. ISBN 9781444303780.

datapages.com

archives.datapages.com

Hobday, David K. (1977). "Fluvial Deposits of the Ecca and Beaufort Groups in the Eastern Karoo Basin, Southern Africa": 413–429. {{cite journal}}: Cite journal requires |journal= (help)

doi.org

R.M.H. Smith, P.G.Eriksson, W.J.Botha (1993-01-01). "A review of the stratigraphy and sedimentary environments of the Karoo-aged basins of Southern Africa". Journal of African Earth Sciences (and the Middle East). 16 (1–2): 143–169. Bibcode:1993JAfES..16..143S. doi:10.1016/0899-5362(93)90164-L. ISSN 0899-5362.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Jirah, Sifelani; McPhee, Blair W.; Viglietti, Pia A.; Bamford, Marion K.; Choiniere, Jonah N.; Hancox, P. John; Barbolini, Natasha; Day, Michael O.; Rubidge, Bruce S. (2016), "Advances in Nonmarine Karoo Biostratigraphy: Significance for Understanding Basin Development", Origin and Evolution of the Cape Mountains and Karoo Basin, Regional Geology Reviews, Springer, Cham, pp. 141–149, doi:10.1007/978-3-319-40859-0_14, ISBN 9783319408583
Richard G.Vos, David K.Hobday (1977-01-01). "Storm beach deposits in the late Palaeozoic Ecca Group of South Africa". Sedimentary Geology. 19: 217–232. Bibcode:1977SedG...19..217V. doi:10.1016/0037-0738(77)90032-X. ISSN 0037-0738.
Rubidge, B. S.; Hancox, P. J.; Catuneanu, O. (1998-12-01). "Reciprocal flexural behaviour and contrasting stratigraphies: a new basin development model for the Karoo retroarc foreland system, South Africa". Basin Research. 10 (4): 417–439. Bibcode:1998BasR...10..417C. doi:10.1046/j.1365-2117.1998.00078.x. ISSN 1365-2117. S2CID 56420970.
O. Catuneanu, P.J Hancox, B. Cairncross, and B.S Rubidge (2002-11-01). "Foredeep submarine fans and forebulge deltas: orogenic off-loading in the underfilled Karoo Basin". Journal of African Earth Sciences. 35 (4): 489–502. Bibcode:2002JAfES..35..489C. doi:10.1016/S0899-5362(02)00154-9. ISSN 1464-343X.{{cite journal}}: CS1 maint: multiple names: authors list (link)
O. Catuneanu, H. Wopfner, P.G. Eriksson, B. Cairncross, and B.S.Rubidge, R.M.H. Smith, and P.J. Hancox (2005-10-01). "The Karoo basins of south-central Africa". Journal of African Earth Sciences. 43 (1–3): 211–253. Bibcode:2005JAfES..43..211C. doi:10.1016/j.jafrearsci.2005.07.007. ISSN 1464-343X.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Waschbusch, Paula; Beaumont, Christopher; Catuneanu, Octavian (1997-12-01). "Interplay of static loads and subduction dynamics in foreland basins: Reciprocal stratigraphies and the "missing" peripheral bulge". Geology. 25 (12): 1087–1090. Bibcode:1997Geo....25.1087C. doi:10.1130/0091-7613(1997)025<1087:IOSLAS>2.3.CO;2.
Baiyegunhi, Christopher; Liu, Kuiwu; Gwavava, Oswald (2017). "Grain size statistics and depositional pattern of the Ecca Group sandstones, Karoo Supergroup in the Eastern Cape Province, South Africa". Open Geosciences. 9 (1): 554–576. Bibcode:2017OGeo....9...42B. doi:10.1515/geo-2017-0042. S2CID 135113186.
B. Cairncross (1989-06-01). "Paleodepositional environments and tectonosedimentary controls of the postglacial Permian coals, Karoo Basin, South Africa". International Journal of Coal Geology. 12 (1–4): 365–380. doi:10.1016/0166-5162(89)90058-X. ISSN 0166-5162.
M.R Johnson, C.J Van Vuuren, W.F Hegenberger, R. Key, and U. Show (1996-07-01). "Stratigraphy of the Karoo Supergroup in southern Africa: an overview". Journal of African Earth Sciences. 23 (1): 3–15. Bibcode:1996JAfES..23....3J. doi:10.1016/S0899-5362(96)00048-6. ISSN 1464-343X.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Kavanagh, John P.; Flint, Stephen S.; Hodgson, David M.; Figueiredo, Jorge J. P. (2010-01-01). "Depositional Environments and Sequence Stratigraphy of an Exhumed Permian Mudstone-Dominated Submarine Slope Succession, Karoo Basin, South Africa". Journal of Sedimentary Research. 80 (1): 97–118. Bibcode:2010JSedR..80...97F. doi:10.2110/jsr.2010.002. ISSN 1527-1404.
Jorge J.P. Figueiredo, David M.Hodgson, Stephen S.Flint, and John P.Kavanagh (2013-03-01). "Architecture of a channel complex formed and filled during long-term degradation and entrenchment on the upper submarine slope, Unit F, Fort Brown Fm., SW Karoo Basin, South Africa". Marine and Petroleum Geology. 41: 104–116. doi:10.1016/j.marpetgeo.2012.02.006. ISSN 0264-8172.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Baiyegunhi, Christopher; Nxantsiya, Zusakhe; Pharoe, Kinshasa; Baiyegunhi, Temitope L.; Mepaiyeda, Seyi (1 January 2019). "Petrographical and geophysical investigation of the Ecca Group between Fort Beaufort and Grahamstown, in the Eastern Cape Province, South Africa". Open Geosciences. 11 (1): 313–326. Bibcode:2019OGeo...11...25B. doi:10.1515/geo-2019-0025. ISSN 2391-5447.
Tietjen, Kristen; Criswell, Katharine E.; Finarelli, John A.; Gess, Robert W.; Coates, Michael I. (2017-01-01). "A symmoriiform chondrichthyan braincase and the origin of chimaeroid fishes". Nature. 541 (7636): 208–211. Bibcode:2017Natur.541..208C. doi:10.1038/nature20806. ISSN 1476-4687. PMID 28052054. S2CID 4455946.
R.M.H. Smith (1990-01-01). "A review of stratigraphy and sedimentary environments of the Karoo Basin of South Africa". Journal of African Earth Sciences (and the Middle East). 10 (1–2): 117–137. Bibcode:1990JAfES..10..117S. doi:10.1016/0899-5362(90)90050-O. ISSN 0899-5362.
Modesto, Sean Patrick (2006-03-01). "The cranial skeleton of the Early Permian aquatic reptile Mesosaurus tenuidens: implications for relationships and palaeobiology". Zoological Journal of the Linnean Society. 146 (3): 345–368. doi:10.1111/j.1096-3642.2006.00205.x. ISSN 0024-4082.
Modesto, S. P. (2010-09-15). "The postcranial skeleton of the aquatic parareptile Mesosaurus tenuidens from the Gondwanan Permian". Journal of Vertebrate Paleontology. 30 (5): 1378–1395. doi:10.1080/02724634.2010.501443. S2CID 131561248.
Claire Geel, Hans-Martin Schulz, Peter Booth, Maarten de Wit, Brian Horsfield (2013-01-01). "Shale Gas Characteristics of Permian Black Shales in South Africa: Results from Recent Drilling in the Ecca Group (Eastern Cape)". Energy Procedia. 40: 256–265. doi:10.1016/j.egypro.2013.08.030. ISSN 1876-6102.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Richard G. Vos and David K. Hobday (1977-01-01). "Storm beach deposits in the late Palaeozoic Ecca Group of South Africa". Sedimentary Geology. 19: 217–232. Bibcode:1977SedG...19..217V. doi:10.1016/0037-0738(77)90032-X. ISSN 0037-0738.
B.R. Turner, G. Stanistreet, M.K.G. Whateley (1981-11-01). "Trace fossils and palaeoenvironments in the Ecca group of the Nongoma Graben, northern Zululand, South Africa". Palaeogeography, Palaeoclimatology, Palaeoecology. 36 (1–2): 113–123. Bibcode:1981PPP....36..113T. doi:10.1016/0031-0182(81)90053-5. ISSN 0031-0182.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Marion K. Bamford (2004-01-01). "Diversity of the Woody Vegetation of Gondwanan Southern Africa". Gondwana Research. 7 (1): 153–164. Bibcode:2004GondR...7..153B. doi:10.1016/S1342-937X(05)70314-2. ISSN 1342-937X.

earthdoc.org

Rubidge, B. S.; Hancox, P. J.; Catuneanu, O. (1998-12-01). "Reciprocal flexural behaviour and contrasting stratigraphies: a new basin development model for the Karoo retroarc foreland system, South Africa". Basin Research. 10 (4): 417–439. Bibcode:1998BasR...10..417C. doi:10.1046/j.1365-2117.1998.00078.x. ISSN 1365-2117. S2CID 56420970.

geoscienceworld.org

pubs.geoscienceworld.org

Waschbusch, Paula; Beaumont, Christopher; Catuneanu, Octavian (1997-12-01). "Interplay of static loads and subduction dynamics in foreland basins: Reciprocal stratigraphies and the "missing" peripheral bulge". Geology. 25 (12): 1087–1090. Bibcode:1997Geo....25.1087C. doi:10.1130/0091-7613(1997)025<1087:IOSLAS>2.3.CO;2.
Kavanagh, John P.; Flint, Stephen S.; Hodgson, David M.; Figueiredo, Jorge J. P. (2010-01-01). "Depositional Environments and Sequence Stratigraphy of an Exhumed Permian Mudstone-Dominated Submarine Slope Succession, Karoo Basin, South Africa". Journal of Sedimentary Research. 80 (1): 97–118. Bibcode:2010JSedR..80...97F. doi:10.2110/jsr.2010.002. ISSN 1527-1404.

harvard.edu

ui.adsabs.harvard.edu

R.M.H. Smith, P.G.Eriksson, W.J.Botha (1993-01-01). "A review of the stratigraphy and sedimentary environments of the Karoo-aged basins of Southern Africa". Journal of African Earth Sciences (and the Middle East). 16 (1–2): 143–169. Bibcode:1993JAfES..16..143S. doi:10.1016/0899-5362(93)90164-L. ISSN 0899-5362.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Richard G.Vos, David K.Hobday (1977-01-01). "Storm beach deposits in the late Palaeozoic Ecca Group of South Africa". Sedimentary Geology. 19: 217–232. Bibcode:1977SedG...19..217V. doi:10.1016/0037-0738(77)90032-X. ISSN 0037-0738.
Rubidge, B. S.; Hancox, P. J.; Catuneanu, O. (1998-12-01). "Reciprocal flexural behaviour and contrasting stratigraphies: a new basin development model for the Karoo retroarc foreland system, South Africa". Basin Research. 10 (4): 417–439. Bibcode:1998BasR...10..417C. doi:10.1046/j.1365-2117.1998.00078.x. ISSN 1365-2117. S2CID 56420970.
O. Catuneanu, P.J Hancox, B. Cairncross, and B.S Rubidge (2002-11-01). "Foredeep submarine fans and forebulge deltas: orogenic off-loading in the underfilled Karoo Basin". Journal of African Earth Sciences. 35 (4): 489–502. Bibcode:2002JAfES..35..489C. doi:10.1016/S0899-5362(02)00154-9. ISSN 1464-343X.{{cite journal}}: CS1 maint: multiple names: authors list (link)
O. Catuneanu, H. Wopfner, P.G. Eriksson, B. Cairncross, and B.S.Rubidge, R.M.H. Smith, and P.J. Hancox (2005-10-01). "The Karoo basins of south-central Africa". Journal of African Earth Sciences. 43 (1–3): 211–253. Bibcode:2005JAfES..43..211C. doi:10.1016/j.jafrearsci.2005.07.007. ISSN 1464-343X.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Waschbusch, Paula; Beaumont, Christopher; Catuneanu, Octavian (1997-12-01). "Interplay of static loads and subduction dynamics in foreland basins: Reciprocal stratigraphies and the "missing" peripheral bulge". Geology. 25 (12): 1087–1090. Bibcode:1997Geo....25.1087C. doi:10.1130/0091-7613(1997)025<1087:IOSLAS>2.3.CO;2.
Baiyegunhi, Christopher; Liu, Kuiwu; Gwavava, Oswald (2017). "Grain size statistics and depositional pattern of the Ecca Group sandstones, Karoo Supergroup in the Eastern Cape Province, South Africa". Open Geosciences. 9 (1): 554–576. Bibcode:2017OGeo....9...42B. doi:10.1515/geo-2017-0042. S2CID 135113186.
M.R Johnson, C.J Van Vuuren, W.F Hegenberger, R. Key, and U. Show (1996-07-01). "Stratigraphy of the Karoo Supergroup in southern Africa: an overview". Journal of African Earth Sciences. 23 (1): 3–15. Bibcode:1996JAfES..23....3J. doi:10.1016/S0899-5362(96)00048-6. ISSN 1464-343X.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Kavanagh, John P.; Flint, Stephen S.; Hodgson, David M.; Figueiredo, Jorge J. P. (2010-01-01). "Depositional Environments and Sequence Stratigraphy of an Exhumed Permian Mudstone-Dominated Submarine Slope Succession, Karoo Basin, South Africa". Journal of Sedimentary Research. 80 (1): 97–118. Bibcode:2010JSedR..80...97F. doi:10.2110/jsr.2010.002. ISSN 1527-1404.
Baiyegunhi, Christopher; Nxantsiya, Zusakhe; Pharoe, Kinshasa; Baiyegunhi, Temitope L.; Mepaiyeda, Seyi (1 January 2019). "Petrographical and geophysical investigation of the Ecca Group between Fort Beaufort and Grahamstown, in the Eastern Cape Province, South Africa". Open Geosciences. 11 (1): 313–326. Bibcode:2019OGeo...11...25B. doi:10.1515/geo-2019-0025. ISSN 2391-5447.
Tietjen, Kristen; Criswell, Katharine E.; Finarelli, John A.; Gess, Robert W.; Coates, Michael I. (2017-01-01). "A symmoriiform chondrichthyan braincase and the origin of chimaeroid fishes". Nature. 541 (7636): 208–211. Bibcode:2017Natur.541..208C. doi:10.1038/nature20806. ISSN 1476-4687. PMID 28052054. S2CID 4455946.
R.M.H. Smith (1990-01-01). "A review of stratigraphy and sedimentary environments of the Karoo Basin of South Africa". Journal of African Earth Sciences (and the Middle East). 10 (1–2): 117–137. Bibcode:1990JAfES..10..117S. doi:10.1016/0899-5362(90)90050-O. ISSN 0899-5362.
Richard G. Vos and David K. Hobday (1977-01-01). "Storm beach deposits in the late Palaeozoic Ecca Group of South Africa". Sedimentary Geology. 19: 217–232. Bibcode:1977SedG...19..217V. doi:10.1016/0037-0738(77)90032-X. ISSN 0037-0738.
B.R. Turner, G. Stanistreet, M.K.G. Whateley (1981-11-01). "Trace fossils and palaeoenvironments in the Ecca group of the Nongoma Graben, northern Zululand, South Africa". Palaeogeography, Palaeoclimatology, Palaeoecology. 36 (1–2): 113–123. Bibcode:1981PPP....36..113T. doi:10.1016/0031-0182(81)90053-5. ISSN 0031-0182.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Marion K. Bamford (2004-01-01). "Diversity of the Woody Vegetation of Gondwanan Southern Africa". Gondwana Research. 7 (1): 153–164. Bibcode:2004GondR...7..153B. doi:10.1016/S1342-937X(05)70314-2. ISSN 1342-937X.

journals.co.za

Visser, J. C.; Loock, J. N. J. & (1978-05-01). "Water depth in the Main Karoo Basin, South Africa, during Ecca (Permian) sedimentation". South African Journal of Geology. 81 (2): 185–191. ISSN 1996-8590.
Visser, J. N. J. (1992-01-01). "Deposition of the Early to Late Permian Whitehill Formation during a sea-level highstand in a juvenile foreland basin". South African Journal of Geology. 95 (5–6): 181–193. ISSN 1996-8590.
Viljoen, J. H. A. (1994-01-01). "Sedimentology of the Collingham Formation, Karoo Supergroup". South African Journal of Geology. 97 (2): 167–183. ISSN 1996-8590.
Kingsley, C. S. (1981-01-01). "A composite submarine fan-delta-fluvial model for the Ecca and Lower Beaufort Groups of Permian Age in the Eastern Cape Province, South Africa". South African Journal of Geology. 84 (1): 27–40. ISSN 1996-8590.

nih.gov

pubmed.ncbi.nlm.nih.gov

Tietjen, Kristen; Criswell, Katharine E.; Finarelli, John A.; Gess, Robert W.; Coates, Michael I. (2017-01-01). "A symmoriiform chondrichthyan braincase and the origin of chimaeroid fishes". Nature. 541 (7636): 208–211. Bibcode:2017Natur.541..208C. doi:10.1038/nature20806. ISSN 1476-4687. PMID 28052054. S2CID 4455946.

nrf.ac.za

nrfnexus.nrf.ac.za

Cj, Van Vuuren (2016-09-22). "A basin analysis of the northern facies of the Ecca group". {{cite journal}}: Cite journal requires |journal= (help)

researchgate.net

Stanistreet, I.G., Le Blanc Smith, G. and Cadle, A.B. "Trace fossils as sedimentological and palaeoenvironmental indices in the Ecca Group (Lower Permian) of the Transvaal. Transactions of the Geological Society of South Africa, 83, pp.333-344". www.researchgate.net. Retrieved 2018-12-13.{{cite web}}: CS1 maint: multiple names: authors list (link)

sahra.org.za

Prevec, R., 2014. PHASE 1 PALAEONTOLOGICAL IMPACT ASSESSMENT. Link: https://www.sahra.org.za/sahris/sites/default/files/heritagereports/PIA_Mbila%20Phase%20I_Prevec%20March%202014_revised%20Final.pdf

semanticscholar.org

api.semanticscholar.org

Rubidge, B. S.; Hancox, P. J.; Catuneanu, O. (1998-12-01). "Reciprocal flexural behaviour and contrasting stratigraphies: a new basin development model for the Karoo retroarc foreland system, South Africa". Basin Research. 10 (4): 417–439. Bibcode:1998BasR...10..417C. doi:10.1046/j.1365-2117.1998.00078.x. ISSN 1365-2117. S2CID 56420970.
Baiyegunhi, Christopher; Liu, Kuiwu; Gwavava, Oswald (2017). "Grain size statistics and depositional pattern of the Ecca Group sandstones, Karoo Supergroup in the Eastern Cape Province, South Africa". Open Geosciences. 9 (1): 554–576. Bibcode:2017OGeo....9...42B. doi:10.1515/geo-2017-0042. S2CID 135113186.
Tietjen, Kristen; Criswell, Katharine E.; Finarelli, John A.; Gess, Robert W.; Coates, Michael I. (2017-01-01). "A symmoriiform chondrichthyan braincase and the origin of chimaeroid fishes". Nature. 541 (7636): 208–211. Bibcode:2017Natur.541..208C. doi:10.1038/nature20806. ISSN 1476-4687. PMID 28052054. S2CID 4455946.
Modesto, S. P. (2010-09-15). "The postcranial skeleton of the aquatic parareptile Mesosaurus tenuidens from the Gondwanan Permian". Journal of Vertebrate Paleontology. 30 (5): 1378–1395. doi:10.1080/02724634.2010.501443. S2CID 131561248.

sun.ac.za

scholar.sun.ac.za

Mve Nguema and Oliver Patrice (2005-12-01). Petrology, geochronology and provenance of the Laingsburg and Tanqua Karoo submarine fan systems, Ecca Group, South Africa (Thesis thesis). Stellenbosch: University of Stellenbosch.
D.c, Araujo; B.w, Oelofsen (1987). "Mesosaurus tenuidens and Stereosternum tumidum from the Permian Gondwana of both Southern Africa and South America". {{cite journal}}: Cite journal requires |journal= (help)
Evans, F. J. (Fiona Jocelyn) (2005-12-01). Taxonomy, palaeoecology and palaeobiogeography of some palaeozoic fish of Southern Gondwana (Thesis thesis). Stellenbosch: Stellenbosch University.

wits.ac.za

wiredspace.wits.ac.za

Rubidge, Bruce S. (1990). "A new vertebrate biozone at the base of the Beaufort Group, Karoo sequence (South Africa)". Palaeontologia Africana. ISSN 0078-8554.
Anderson, J. M. (1973). "THE BIOSTRATIGRAPHY OF THE PERMIAN AND TRIASSIC". Palaeontologia Africana. ISSN 0078-8554.
Pickford, Martin (1995). "Karoo supergroup palaeontology of Namibia and brief description of a Thecodont from Omingonde". Palaeontologia Africana. ISSN 0078-8554.

worldcat.org

Visser, J. C.; Loock, J. N. J. & (1978-05-01). "Water depth in the Main Karoo Basin, South Africa, during Ecca (Permian) sedimentation". South African Journal of Geology. 81 (2): 185–191. ISSN 1996-8590.
R.M.H. Smith, P.G.Eriksson, W.J.Botha (1993-01-01). "A review of the stratigraphy and sedimentary environments of the Karoo-aged basins of Southern Africa". Journal of African Earth Sciences (and the Middle East). 16 (1–2): 143–169. Bibcode:1993JAfES..16..143S. doi:10.1016/0899-5362(93)90164-L. ISSN 0899-5362.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Richard G.Vos, David K.Hobday (1977-01-01). "Storm beach deposits in the late Palaeozoic Ecca Group of South Africa". Sedimentary Geology. 19: 217–232. Bibcode:1977SedG...19..217V. doi:10.1016/0037-0738(77)90032-X. ISSN 0037-0738.
Rubidge, B. S.; Hancox, P. J.; Catuneanu, O. (1998-12-01). "Reciprocal flexural behaviour and contrasting stratigraphies: a new basin development model for the Karoo retroarc foreland system, South Africa". Basin Research. 10 (4): 417–439. Bibcode:1998BasR...10..417C. doi:10.1046/j.1365-2117.1998.00078.x. ISSN 1365-2117. S2CID 56420970.
O. Catuneanu, P.J Hancox, B. Cairncross, and B.S Rubidge (2002-11-01). "Foredeep submarine fans and forebulge deltas: orogenic off-loading in the underfilled Karoo Basin". Journal of African Earth Sciences. 35 (4): 489–502. Bibcode:2002JAfES..35..489C. doi:10.1016/S0899-5362(02)00154-9. ISSN 1464-343X.{{cite journal}}: CS1 maint: multiple names: authors list (link)
O. Catuneanu, H. Wopfner, P.G. Eriksson, B. Cairncross, and B.S.Rubidge, R.M.H. Smith, and P.J. Hancox (2005-10-01). "The Karoo basins of south-central Africa". Journal of African Earth Sciences. 43 (1–3): 211–253. Bibcode:2005JAfES..43..211C. doi:10.1016/j.jafrearsci.2005.07.007. ISSN 1464-343X.{{cite journal}}: CS1 maint: multiple names: authors list (link)
B. Cairncross (1989-06-01). "Paleodepositional environments and tectonosedimentary controls of the postglacial Permian coals, Karoo Basin, South Africa". International Journal of Coal Geology. 12 (1–4): 365–380. doi:10.1016/0166-5162(89)90058-X. ISSN 0166-5162.
Visser, J. N. J. (1992-01-01). "Deposition of the Early to Late Permian Whitehill Formation during a sea-level highstand in a juvenile foreland basin". South African Journal of Geology. 95 (5–6): 181–193. ISSN 1996-8590.
M.R Johnson, C.J Van Vuuren, W.F Hegenberger, R. Key, and U. Show (1996-07-01). "Stratigraphy of the Karoo Supergroup in southern Africa: an overview". Journal of African Earth Sciences. 23 (1): 3–15. Bibcode:1996JAfES..23....3J. doi:10.1016/S0899-5362(96)00048-6. ISSN 1464-343X.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Rubidge, Bruce S. (1990). "A new vertebrate biozone at the base of the Beaufort Group, Karoo sequence (South Africa)". Palaeontologia Africana. ISSN 0078-8554.
Viljoen, J. H. A. (1994-01-01). "Sedimentology of the Collingham Formation, Karoo Supergroup". South African Journal of Geology. 97 (2): 167–183. ISSN 1996-8590.
Kavanagh, John P.; Flint, Stephen S.; Hodgson, David M.; Figueiredo, Jorge J. P. (2010-01-01). "Depositional Environments and Sequence Stratigraphy of an Exhumed Permian Mudstone-Dominated Submarine Slope Succession, Karoo Basin, South Africa". Journal of Sedimentary Research. 80 (1): 97–118. Bibcode:2010JSedR..80...97F. doi:10.2110/jsr.2010.002. ISSN 1527-1404.
Jorge J.P. Figueiredo, David M.Hodgson, Stephen S.Flint, and John P.Kavanagh (2013-03-01). "Architecture of a channel complex formed and filled during long-term degradation and entrenchment on the upper submarine slope, Unit F, Fort Brown Fm., SW Karoo Basin, South Africa". Marine and Petroleum Geology. 41: 104–116. doi:10.1016/j.marpetgeo.2012.02.006. ISSN 0264-8172.{{cite journal}}: CS1 maint: multiple names: authors list (link)
Kingsley, C. S. (1981-01-01). "A composite submarine fan-delta-fluvial model for the Ecca and Lower Beaufort Groups of Permian Age in the Eastern Cape Province, South Africa". South African Journal of Geology. 84 (1): 27–40. ISSN 1996-8590.
Baiyegunhi, Christopher; Nxantsiya, Zusakhe; Pharoe, Kinshasa; Baiyegunhi, Temitope L.; Mepaiyeda, Seyi (1 January 2019). "Petrographical and geophysical investigation of the Ecca Group between Fort Beaufort and Grahamstown, in the Eastern Cape Province, South Africa". Open Geosciences. 11 (1): 313–326. Bibcode:2019OGeo...11...25B. doi:10.1515/geo-2019-0025. ISSN 2391-5447.
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