Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "HIRAIWA, Takashi",FUNDAMENTAL STUDIES ON A FISHING BOAT'S POSITION,MEMOIRS OF THE FACULTY OF FISHERIES HOKKAIDO UNIVERSITY,0018-3466,"THE FACULTY OF FISHERIES, HOKKAIDO UNIVERSITY",1977-12,25,1,1-96,https://cir.nii.ac.jp/crid/1050282813961657216,