Sato, T.; Kameo, K.; Takayama, T. (1989): Late Cenozoic coccolith zonation and its application to the Philippine Sea, Japan and the Pliocene/Pleistocene boundary stratotype in Italy. International Nannoplankton Association, The Hague, International, In: Anonymous, International Nannoplankton Association meeting; abstracts, 11 (2), 98, georefid:2007-027693