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 United Nations. Economic Commission for Europe,Best practice guidance for effective methane drainage and use in coal mines,,United Nations,2010,ECE energy series,,"9789211170184,9211170184",,https://cir.nii.ac.jp/crid/1130000795131145600