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
"Artés, Joan C. and Kooij, Robert E. and Llibre, Jaume",Structurally stable quadratic vector fields,,American Mathematical Society,1998,Memoirs of the American Mathematical Society,,082180796X,,https://cir.nii.ac.jp/crid/1130282273357923072