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) Okubo T,The annual average stream flow for hydro-electric power,"Memoirs of the Faculty of Engineering, Kyoto University",00236063,Kyoto : Faculty of Engineering,1960-10,22,4,????,https://cir.nii.ac.jp/crid/1520572357646197248,