@article{oai:repository.dl.itc.u-tokyo.ac.jp:00038730, author = {Simidu, Usio}, issue = {10}, journal = {Preliminary report of the Hakuhō Maru cruise}, month = {}, note = {航海番号: KH-88-1 ; 航海日程: January 22 - March 25, 1988}, pages = {1--107}, title = {South Pacific Ocean}, volume = {1988}, year = {1990} }