Roth, Peter H. (1981): Mid-Cretaceous calcareous nannoplankton from the central Pacific; implications for paleoceanography. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Stout, Larry N. (editor), Thiede, Joern, Vallier, Tracy L., Adelseck, Charles G., Boersma, Anne, Cepek, Pavel, Dean, Walter E., Fujii, Naoyuki, Koporulin, Vladimir I., Rea, David K., Sancetta, Constance A., Sayre, William O., Seifert, Karl E., Schaaf, Andre, Schmidt, Ronald R., Windom, Kenneth E., Vincent, Edith, Leg 62 of the cruises of the drilling vessel Glomar Challenger; Marjuro Atoll, Marshall Islands to Honolulu, Hawaii, July-September 1978, 62, 471-490, georefid:1982-025846