@article{weko_10399_1, author = "菊池,浩明 and 中村,雄一", title = "セキュアなコンテンツ配信におけるSD法に基づいた効率の良い鍵管理方式", journal = "情報処理学会論文誌", year = "2006", volume = "47", number = "2", pages = "426--433", month = "feb" }