Tertiary period (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Tertiary period" in English language version.

refsWebsite

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6doi.org

2^nd place

3worldcat.org

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2semanticscholar.org

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2stratigraphy.org

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1dictionary.com

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1books.google.com

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1harvard.edu

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1psu.edu

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1wiley.com

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1elsevier.com

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1datapages.com

low place

1archive.org

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1kuleuven.be

4,725^th place

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archive.org (Global: 6^th place; English: 6^th place)

Ogg, James G.; Gradstein, F. M.; Gradstein, Felix M. (2004). "1: Chronostratigraphy: Linking time and rock". A Geologic Time Scale 2004. Cambridge, UK: Cambridge University Press. p. 45. ISBN 978-0-521-78142-8.

books.google.com (Global: 3^rd place; English: 3^rd place)

Rudwick, M. J. S. (1992). "Except". Scenes from Deep Time: Early Pictorial Representations of the Prehistoric World. University of Chicago Press. ISBN 9780226731056 – via Google Books.

datapages.com (Global: low place; English: low place)

search.datapages.com

Salvador, Amos (January 2006). "The Tertiary and the Quaternary are here to stay". AAPG Bulletin. 90 (1): 21–30. doi:10.1306/08090505093. ISSN 0149-1423.

dictionary.com (Global: 794^th place; English: 588^th place)

"tertiary [ tur-shee-er-ee, tur-shuh-ree ]". Dictionary.com Unabridged. Retrieved 5 January 2022.

doi.org (Global: 2^nd place; English: 2^nd place)

Berggren, William A. (1998). "The Cenozoic Era: Lyellian (chrono)stratigraphy and nomenclatural reform at the millennium". Geological Society, London, Special Publications. 143 (1): 111–132. Bibcode:1998GSLSP.143..111B. CiteSeerX 10.1.1.488.5133. doi:10.1144/GSL.SP.1998.143.01.10. S2CID 44668464.
Head, Martin J.; Gibbard, Philip; Salvador, Amos (2008-06-01). "The Quaternary: its character and definition". Episodes. 31 (2): 234–238. doi:10.18814/epiiugs/2008/v31i2/009. ISSN 0705-3797.
Gibbard, Philip L.; Head, Martin J.; Walker, Michael J. C.; the Subcommission on Quaternary Stratigraphy (2010-01-20). "Formal ratification of the Quaternary System/Period and the Pleistocene Series/Epoch with a base at 2.58 Ma". Journal of Quaternary Science. 25 (2): 96–102. doi:10.1002/jqs.1338. ISSN 0267-8179.
Walsh, Stephen L. (July 2008). "The Neogene: Origin, adoption, evolution, and controversy". Earth-Science Reviews. 89 (1–2): 42–72. doi:10.1016/j.earscirev.2007.12.001.
Salvador, Amos (January 2006). "The Tertiary and the Quaternary are here to stay". AAPG Bulletin. 90 (1): 21–30. doi:10.1306/08090505093. ISSN 0149-1423.
Vandenberghe, N.; Hilgen, F.J.; Speijer, R.P. (2012). "28: The Paleogene period". In Gradstein, Felix M.; Ogg, James G.; Schmitz, Mark D.; Ogg, Gabi M. (eds.). The Geologic Time Scale 2012 (1st ed.). Amsterdam: Elsevier. p. 856. doi:10.1016/B978-0-444-59425-9.00028-7. ISBN 978-0-44-459425-9. S2CID 129821669.

elsevier.com (Global: 610^th place; English: 704^th place)

linkinghub.elsevier.com

Walsh, Stephen L. (July 2008). "The Neogene: Origin, adoption, evolution, and controversy". Earth-Science Reviews. 89 (1–2): 42–72. doi:10.1016/j.earscirev.2007.12.001.

harvard.edu (Global: 18^th place; English: 17^th place)

ui.adsabs.harvard.edu

Berggren, William A. (1998). "The Cenozoic Era: Lyellian (chrono)stratigraphy and nomenclatural reform at the millennium". Geological Society, London, Special Publications. 143 (1): 111–132. Bibcode:1998GSLSP.143..111B. CiteSeerX 10.1.1.488.5133. doi:10.1144/GSL.SP.1998.143.01.10. S2CID 44668464.

kuleuven.be (Global: 4,725^th place; English: 3,556^th place)

lirias.kuleuven.be

Vandenberghe, N.; Hilgen, F.J.; Speijer, R.P. (2012). "28: The Paleogene period". In Gradstein, Felix M.; Ogg, James G.; Schmitz, Mark D.; Ogg, Gabi M. (eds.). The Geologic Time Scale 2012 (1st ed.). Amsterdam: Elsevier. p. 856. doi:10.1016/B978-0-444-59425-9.00028-7. ISBN 978-0-44-459425-9. S2CID 129821669.

psu.edu (Global: 207^th place; English: 136^th place)

citeseerx.ist.psu.edu

Berggren, William A. (1998). "The Cenozoic Era: Lyellian (chrono)stratigraphy and nomenclatural reform at the millennium". Geological Society, London, Special Publications. 143 (1): 111–132. Bibcode:1998GSLSP.143..111B. CiteSeerX 10.1.1.488.5133. doi:10.1144/GSL.SP.1998.143.01.10. S2CID 44668464.

semanticscholar.org (Global: 11^th place; English: 8^th place)

api.semanticscholar.org

Berggren, William A. (1998). "The Cenozoic Era: Lyellian (chrono)stratigraphy and nomenclatural reform at the millennium". Geological Society, London, Special Publications. 143 (1): 111–132. Bibcode:1998GSLSP.143..111B. CiteSeerX 10.1.1.488.5133. doi:10.1144/GSL.SP.1998.143.01.10. S2CID 44668464.
Vandenberghe, N.; Hilgen, F.J.; Speijer, R.P. (2012). "28: The Paleogene period". In Gradstein, Felix M.; Ogg, James G.; Schmitz, Mark D.; Ogg, Gabi M. (eds.). The Geologic Time Scale 2012 (1st ed.). Amsterdam: Elsevier. p. 856. doi:10.1016/B978-0-444-59425-9.00028-7. ISBN 978-0-44-459425-9. S2CID 129821669.

stratigraphy.org (Global: 2,562^nd place; English: 3,215^th place)

"International Chronostratigraphic Chart" (PDF). International Commission on Stratigraphy. December 2024. Retrieved October 23, 2025.
Gradstein, Felix M.; Ogg, James G.; van Kranendonk, Martin. "On the Geologic Time Scale 2008" (PDF). International Commission on Stratigraphy. p. 5. Retrieved 18 December 2013.

wiley.com (Global: 222^nd place; English: 297^th place)

onlinelibrary.wiley.com

Gibbard, Philip L.; Head, Martin J.; Walker, Michael J. C.; the Subcommission on Quaternary Stratigraphy (2010-01-20). "Formal ratification of the Quaternary System/Period and the Pleistocene Series/Epoch with a base at 2.58 Ma". Journal of Quaternary Science. 25 (2): 96–102. doi:10.1002/jqs.1338. ISSN 0267-8179.

worldcat.org (Global: 5^th place; English: 5^th place)

search.worldcat.org

Head, Martin J.; Gibbard, Philip; Salvador, Amos (2008-06-01). "The Quaternary: its character and definition". Episodes. 31 (2): 234–238. doi:10.18814/epiiugs/2008/v31i2/009. ISSN 0705-3797.
Gibbard, Philip L.; Head, Martin J.; Walker, Michael J. C.; the Subcommission on Quaternary Stratigraphy (2010-01-20). "Formal ratification of the Quaternary System/Period and the Pleistocene Series/Epoch with a base at 2.58 Ma". Journal of Quaternary Science. 25 (2): 96–102. doi:10.1002/jqs.1338. ISSN 0267-8179.
Salvador, Amos (January 2006). "The Tertiary and the Quaternary are here to stay". AAPG Bulletin. 90 (1): 21–30. doi:10.1306/08090505093. ISSN 0149-1423.

Tertiary period (English Wikipedia)

archive.org (Global: 6th place; English: 6th place)

books.google.com (Global: 3rd place; English: 3rd place)

datapages.com (Global: low place; English: low place)

search.datapages.com

dictionary.com (Global: 794th place; English: 588th place)

doi.org (Global: 2nd place; English: 2nd place)

elsevier.com (Global: 610th place; English: 704th place)