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 and United Nations,"Best practice guidance for effective management of coal mine methane at national level : monitoring, reporting, verification and mitigation",,United Nations,2021,ECE energy series,,9789211172874,,https://cir.nii.ac.jp/crid/1130573251270341431