Riedel, W. R.; Sanfilippo, Annika (1970): Radiolaria, leg 4, Deep Sea Drilling Project, Chapter 24. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Bader, R. G., Initial reports of the Deep Sea Drilling Project; v. 4, Leg 4 of cruises of Glomar Challenger, Rio de Janeiro, Brazil, to San Cristobal, Panama, Feb.-Mar. 1969, 4, 503-575, georefid:1970-038957