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 "Paulo, Naiara V. de and Salomão, Pedro A. S.",Systems of transversal sections near critical energy levels of Hamiltonian systems in R4,,American Mathematical Society,2018,Memoirs of the American Mathematical Society,,9781470428013,,https://cir.nii.ac.jp/crid/1130282272340114944