Palynofloras and climates of the Santonian of Midcontinental North America. (In: Global Biological Events in Earth History. E.Knobloch and Z.Kvacek, editors)
Reference:
Sweet,A.R. (1990)
Palynofloras and climates of the Santonian of Midcontinental North America. (In: Global Biological Events in Earth History. E.Knobloch and Z.Kvacek, editors) Proceedings of the Symposium of "Paleofloristic and Paleoclimatic Changes in the Cretaceous and Tertiary". (E.Knobloch and Z.Kvacek, editors) IGCP Project #216. Geological Survey of Czechoslovakia, Prague.
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