Proposal for the erection of the Santernian-Emilian boundary-stratotype (lower Pleistocene) and new data on the Pliocene-Pleistocene boundary-stratotype
G. Pasini et L. Colalongo M, Proposal for the erection of the Santernian-Emilian boundary-stratotype (lower Pleistocene) and new data on the Pliocene-Pleistocene boundary-stratotype, Bollettino della Societa paleontologica italiana , 33(1), 1994, pp. 101-120