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 "Strahan, Aubrey and Tiddeman, R. H. and Gibson, Walcot and Williams, H. W. Gilbert","Sections of shafts &c. in the Tawe, Dulais, Neath, Avan, Llybfi, Garw and Ogmore Valleys",,Geological Survey Office,1901,Geological survey of England and Wales,,,,https://cir.nii.ac.jp/crid/1130282268939517952