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 "Du, Shukai and Sayas, Francisco-Javier","An invitation to the theory of the hybridizable discontinuous Galerkin method : projections, estimates, tools",,Springer,2019,SpringerBriefs in mathematics,,9783030272296,,https://cir.nii.ac.jp/crid/1130282270692172160