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
"Gravesen, Peter and Danmarks og Grønlands geologiske undersøgelse","Geologisk kort over Danmark, 1:50000 : kortbladet 1215 II Bjeringbro : geologisk basisdatakort = Geological map of Denmark, 1:50000 : map sheet 1215 IV Viborg : geological basic data map",,Geological Survey of Denmark,1994,Kortserie = Map series,,8789813138,,https://cir.nii.ac.jp/crid/1130282270173835520