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) Iwasaki T,"On the effect of the breakwater in case of Tsunami,pt.1",Technology reports of the Tohoku University,00408816,Sendai : Faculty of Engineering,1961-03,25,2,????,https://cir.nii.ac.jp/crid/1520290884452074368,