Schrader, H.-J. (1976): Cenozoic planktonic diatom biostratigraphy of the southern Pacific Ocean. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, Initial Reports of the Deep Sea Drilling Project, 35 (Callao, Peru to Ushuaia, Argentina; Feb.-March 1973), 605-671, georefid:1977-006878