@article{weko_77607_1,
   author	 = "Hiroaki,Kikuchi and Shuji,Matsuo and Masato,Terada",
   title	 = "Principal Component Analysis of Botnet Takeover",
   journal	 = "Journal of information processing",
   year 	 = "2011",
   volume	 = "19",
   number	 = "",
   pages	 = "463--472",
   month	 = "sep"
}