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
"Prömel, H. J. and Steger, Angelika","The Steiner tree problem : a tour through graphs, algorithms, and complexity",,Friedr. Vieweg & Sohn,2002,Advanced lectures in mathematics,,3528067624,,https://cir.nii.ac.jp/crid/1130282270674654080