@article{weko_66469_1,
   author	 = "Keisuke,Takemori and Masahiko,Fujinaga and Toshiya,Sayama and Masakatsu,Nishigaki",
   title	 = "IP Traceback Using DNS Logs against Bots",
   journal	 = "情報処理学会論文誌",
   year 	 = "2009",
   volume	 = "50",
   number	 = "9",
   pages	 = "2163--2172",
   month	 = "sep"
}