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
"Goldstein, Larry Joel",On a conjecture of Hecke concerning elementary class number formulas,,"Department of Mathematics, University of Maryland",1973,Technical report,,,,https://cir.nii.ac.jp/crid/1130282269942000640