> Multivolume work
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Volume 2:
Geologic Time Scale 2020 Volume 2 Gradstein, Felix M.; Ogg, James G.; Schmitz, Mark D.; Ogg, Gabi M
Amsterdam, Netherlands; Oxford, United Kingdom; Cambridge, MA, United States: Elsevier, [2020]
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Volume 1:
Geologic Time Scale 2020 Volume 1 Gradstein, Felix M.; Ogg, James G.; Schmitz, Mark D.; Ogg, Gabi M
Amsterdam, Netherlands; Oxford, United Kingdom; Cambridge, MA, United States: Elsevier, [2020]