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) Zhi-zhong Xing and He Zhang,Complete parameter space of quark mass matrices with four texture zeros,Journal of Physics G: Nuclear and Particle Physics,0954-3899,IOP Publishing,2004-01-12,30,2,129-136,https://cir.nii.ac.jp/crid/1360292620754357632,https://doi.org/10.1088/0954-3899/30/2/011