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Citation: J. Alroy et al., Effects of sampling standardization on estimates of Phanerozoic marine diversification, P NAS US, 98(11), 2001, pp. 6261-6266

Authors: Sommers, MG Awramik, SM Woo, KS

Citation: Mg. Sommers et al., Evidence for initial calcite-aragonite composition of Lower Algal Chert Member ooids and stromatolites, Paleoproterozoic Gunflint Formation, Ontario,Canada, CAN J EARTH, 37(9), 2000, pp. 1229-1243