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
"Fettweis, Günter B. (Günter Bernhard)",World coal resources : methods of assessment and results,,"Elsevier Scientific Pub. Co.,distributor for the U.S. and Canada, Elsevier North-Holland",1979,Developments in economic geology,,0444997792,,https://cir.nii.ac.jp/crid/1130000796281794944