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 "Yancey, H. F. (Harry Fagan) and Fraser, Thomas, b. 1893 and United States. Bureau of Mines",Coal-washing investigations : methods and tests,,U.S.G.P.O.,1929,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000797279394816