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
"安藤, 和敏","A characterization of perfect {0, ±1}-Matrices",,University of Tsukuba,1997,Institute of Policy and Planning Sciences discussion paper series,,,,https://cir.nii.ac.jp/crid/1130000796119449856