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 "Bärmann, Andreas","Solving network design problems via decomposition, aggregation and approximation : with an application to the optimal expansion of railway infrastructure",,Springer Spektrum,2016,Research,,9783658139124,,https://cir.nii.ac.jp/crid/1130000795324954368