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) E. Asakawa and K. Hagiwara,Probing the CP nature of the Higgs bosons by $t\overline{t}$ productionat photon linear colliders,The European Physical Journal C,1434-6044,Springer Science and Business Media LLC,2003-11,31,3,351-364,https://cir.nii.ac.jp/crid/1362262943535371264,https://doi.org/10.1140/epjc/s2003-01280-7