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) STRAHLER A. N.,Quantitative geomorphology of drainage basin and channel networks,Handbook of Applied Hydrology,,McGraw-Hill,1964,,,,https://cir.nii.ac.jp/crid/1572824500442828288,