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 "Whittard, W. F. (Walter Frederick) and Pruvost, P. and Simpson, S. and International Geological Congress. Commission de stratigraphie",Silurien = Silurian,,Centre national de la recherche scientifique,1961,Lexique stratigraphique international,,,,https://cir.nii.ac.jp/crid/1130282269084667008