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 "Stull, R. T. (Ray Thomas) and Hursh, R. K. and Illinois State Geological Survey",Tests on clay materials available in Illinois coal mines,,University of Illinois,1917,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000795287336704