Chamley, Herve (1980): Clay sedimentation and paleoenvironment in the area of Daito Ridge (northwestern Philippine Sea) since the early Eocene. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, In: Klein, George de Vries, Kobayashi, Kazuo, Chamley, Herve, Curtis, Doris, Dick, Henry, Echols, Dorothy Jung, Fountain, David M., Kinoshita, Hajimu, Marsh, Nicholas G., Mizuno, Atsuyuki, Nisterenko, Gennady V., Okada, Hisatake, Sloan, Jon R., Waples, Douglas, White, Stan M., Stout, Larry N. (editor), Leg 58 of the cruises of the drilling vessel Glomar Challenger; Yokahama, Japan to Okinawa, Japan; December, 1977-January, 1978, 58, 683-693, georefid:1981-011422