Nasu, Noriyuki; Kobayashi, Kazuo; Tokuyama, Hidekazu; Fujioka, Kantaro; Fujimoto, Hiromi; Otobe, Hirotaka; Igarashi, Chiaki; Furuta, Toshio; Young, Sae Kong; Nagumo, Shozaburo; Kashara, Jyunzo; Koresawa, Sadayuki; Kobayashi, Masaru; Shiki, Tsunemasa; Nishimura, Akira; Murauchi, Sadanori; Kinoshita, Hajimu; Asanuma, Toshio; Sugaya, Seiji; Tanaka, Kenji; Yokota, Takashi (1980): Preliminary report of the Hakuho Maru Cruise KH-77-1; April 26-June 16, 1977; Japan Trench and the Philippine Sea (IPOD pre-site survey). Ocean Res. Inst., Tokyo, Japan, 180 pp., georefid:1983-036977