Bukry, David (1972): Coccolith stratigraphy, Leg 11, Deep Sea Drilling Project. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Initial reports of the Deep Sea Drilling Project covering Leg 11 of the cruises of the drilling vessel "Glomar Challenger", Miami, Florida to Hoboken, New Jersey, April-June, 1970, 11, 475-482, georefid:1972-070240