著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Aki,Maximum likelihood estimate of b in the formula log N =a-bM and its confidence limits,Bull. Earthq. Res. Inst. Univ. Tokyo,,,1965,43,,237,https://cir.nii.ac.jp/crid/1370567185522869642,