Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 山下 敢一,海洋プラットフォームの点検・補修,Bulletin of the Society of Naval Architects of Japan,03861597,The Japan Society of Naval Architects and Ocean Engineers,1980,617,0,600-608,https://cir.nii.ac.jp/crid/1390282679033184256,https://doi.org/10.14856/zogakusi.617.0_600