@article{oai:repository.dl.itc.u-tokyo.ac.jp:00038760, author = {Ishii, Takeo}, issue = {10}, journal = {Preliminary report of the Hakuhō Maru cruise}, month = {}, note = {航海番号: KH-75-1 ; 航海日程: January 9 - February 7, 1975}, pages = {1--50}, title = {Western North Pacific adjacent to Ryukyu and Taiwan Island}, volume = {1975}, year = {1976} }