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
"Perko, Lawrence",Differential equations and dynamical systems,"2nd ed., corr. 2nd printing",Springer,1998,Texts in applied mathematics,,0387947787,,https://cir.nii.ac.jp/crid/1130000794250750336