Calvert, Stephen E. (1984): Elemental analyses. U.S. Dept. of Commerce, National Ocean Service, Boulder, CO, United States, In: Heath, G. Ross (editor), Sedimentology, physical properties, and geochemistry in the Initial Reports of the Deep Sea Drilling Project; volumes 1-44; an overview, MGG-1, 177-191, georefid:1985-067184