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 "Lesquereux, Leo","Atlas to the coal flora of Pennsylvania, and of the carboniferous formation throughout the United States",,Board of Commissioners for the second geological survey,1879,Second geological survey of Pennsylvania : report of progress,,,,https://cir.nii.ac.jp/crid/1130000797662316032