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) ,New Converse for Degraded Broadcast Channels,Proceedings of the 36th Symposium on Information Theory and Its Applications(SITA2013),,,2013,-,,261-266,https://cir.nii.ac.jp/crid/1010282257127260813,