Stewart, R. J.; Natland, J. H.; Glassley, W. R. (1973): Petrology of volcanic rocks recovered on DSDP Leg 19 from the North Pacific Ocean and the Bering Sea. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, Initial Reports of the Deep Sea Drilling Project, 19 (Kodiak, Alaska to Yokohama, Japan; July-Sept. 1971), 615-627, georefid:1976-018921