HP Schultze - Palaeogeography, Palaeoclimatology, Palaeoecology, 2009 - Elsevier
The freshwater criteria of Gray [Gray, J., 1988. Evolution of the freshwater ecosystem: the
fossil record. Palaeogeogr. Palaeoclimatol. Palaeoecol. 62, 1–214.] are discussed relative to …