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
"Beck, Arne",Competition for public transport services : institutional framework and empirical evidence of bus services in Germany,,Physica-Verlag,2012,Contributions to economics,,9783790828016,,https://cir.nii.ac.jp/crid/1130282271237468416