Busen, K. E.; Wise, S. W., Jr. (1977): Silicoflagellate stratigraphy, Deep Sea Drilling Project, Leg 36. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, Initial Reports of the Deep Sea Drilling Project, 36 (Ushuaia, Argentina to Rio de Janeiro, Brazil, April-May 1974), 697-743, georefid:1977-040606