@article{oai:repository.dl.itc.u-tokyo.ac.jp:00038762, author = {Kuroki, Toshio}, issue = {20}, journal = {Preliminary report of the Hakuhō Maru cruise}, month = {}, note = {航海番号: KH-74-2 ; 航海日程: April 30 - June 26, 1974}, pages = {1--72}, title = {(N.N. Pcific Cruise) Northern North Pacific Ocean}, volume = {1974}, year = {1975} }