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 "Peppers, Russel A. (Russel Allen)",Palynological correlation of major Pennsylvanian (Middle and Upper Carboniferous) chronostratigraphic boundaries in the Illinois and other coal basins,,"Geological Society of America, Inc.",1996,Memoir,,0813711886,,https://cir.nii.ac.jp/crid/1130000795198628096