著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) M.P. Maattanen and E.O. Mustamaki,Ice Forces Exerted on a Conical Structure in the Gulf of Bothnia,All Days,,OTC,1985-05-06,,,,https://cir.nii.ac.jp/crid/1361137045873183744,https://doi.org/10.4043/5054-ms