Geologic time scale (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Geologic time scale" in Simple English language version.

Last modified: 17:45:50, 16 August 2026 (UTC)

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Head, M.J.; Aubry, M.-P.; Walker, M.; Miller, K.G.; Pratt, B.R. (1 March 2017). "A case for formalizing subseries (subepochs) of the Cenozoic Era (a)". Episodes. 40 (1): 22–27. doi:10.18814/epiiugs/2017/v40i1/017004.
Walker, M.; Head, M.J.; Berkelhammer, M.; Björck, S.; Cheng, H.; Cwynar, L.; Fisher, D.; Gkinis, V.; Long, A.; Lowe, J.; Newnham, R.; Rasmussen, S.O.; Weiss, H. (1 December 2018). "Formal ratification of the subdivision of the Holocene Series/Epoch (Quaternary System/Period): two new Global Boundary Stratotype Sections and Points (GSSPs) and three new stages/subseries". Episodes. 41 (4): 213–223. doi:10.18814/epiiugs/2018/018016.