著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Ernest Ma,Eigenvalue Condition for the Weinberg Angle and Possible New Leptons and Quarks,Progress of theoretical physics = 理論物理学の進歩,0033068X,Kyoto : Publication Office,1977-12,58,6,p1896-1900,https://cir.nii.ac.jp/crid/1522825129962212352,https://doi.org/10.1143/ptp.58.1896