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 "Agarwal, Ravi P. and Bohner, Martin and Li, Wan-Tong",Nonoscillation and oscillation : theory for functional differential equations,,M. Dekker,2004,Monographs and textbooks in pure and applied mathematics,,0824758455,,https://cir.nii.ac.jp/crid/1130000795555629824