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 "Silberling, N. J. (Norman John) and Tozer, E. T. (Edward T.)",Biostratigraphic classification of the marine Triassic in North America,,Geological Society of America,1968,Special paper,,,,https://cir.nii.ac.jp/crid/1130282269908097792