Larson, Roger L.; Schlanger, Seymour O.; Batiza, Rodey; Boyce, Robert E.; Cepek, Pavel; de Wever, Patrick; Fujii, Naoyuki; Jenkyns, Hugh C.; Koporulin, Vladimir; Moberly, Ralph; Silva, Isabella Premoli; Rea, David; Riech, Volkher; Sayer, William O.; Seifert, Karl E.; Shcheka, Sergey; Sliter, William V.; Steiner, Maureen B.; Thiede, Joern; Thierstein, Hans R.; Tokuyama, Hidekazu; Vallier, Tracy; Windom, Ken; Shambach, James (ed.); Stout, Larry N. (ed.) (1981): Leg 61 of the cruises of the drilling vessel Glomar Challenger; Apra, Guam to Majuro Atoll, Marshall Islands; May-July 1978. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, Initial Reports of the Deep Sea Drilling Project, 61, 885 pp., georefid:1982-008765