@article{oai:repository.dl.itc.u-tokyo.ac.jp:00038782, author = {Tomoda, Yoshibumi}, issue = {30}, journal = {Preliminary report of the Hakuhō Maru cruise}, month = {}, note = {航海番号: KH-68-3 ; 航海日程: July - August, 1968}, pages = {1--116}, title = {Northwest Pacific Ocean}, volume = {1968}, year = {1968} }