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 "Bahri, A.",Flow lines and algebraic invariants in contact form geometry,,Birkhäuser,2003,Progress in nonlinear differential equations and their applications,,0817643184,,https://cir.nii.ac.jp/crid/1130282273242143744