著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "National Earthquake Hazards Reduction Program (U.S.) and Isacks, Bryan L. and Plafker, George and Evernden, Jack F.",Methodology for identifying seismic gaps and soon-to-break gaps : proceedings of Conference VI convened under auspices of National Earthquake Hazards Reduction Program,,U.S. Geological Survey,1978,Open-file report,,,,https://cir.nii.ac.jp/crid/1130282272239882112