Natland, J. H. (1973): Basal ferromanganoan sediments at DSDP Site 183, Aleutian Abyssal Plain, and Site 192, Meiji Guyot, Northwest Pacific, Leg 19. 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), 629-641, georefid:1976-018922