Heiman, M. E.; Frerichs, W. E.; Vincent, Edith (1974): Paleogene planktonic foraminifera from the western tropical Indian Ocean, Deep Sea Drilling Project, Leg 24. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, Initial Reports of the Deep Sea Drilling Project, 24 (Djibouti, F.T.A.I. to Port Louis, Mauritius, May-June 1972), 851-857, georefid:1976-006195