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
"Selvig, Walter Alfred and Fieldner, Arno Carl",Fusibility of ash from coals of the United States,,Government Printing Office,1922,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000795142250496