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
"平良, 和昭 and Umezu, Kenichiro",Positive solutions of semilinear elliptic boundary value problems,,"Institute of Mathematics, University of Tsukuba",1997,Mathematical research note,,,,https://cir.nii.ac.jp/crid/1130282271154693888