@article{weko_90280_1,
   author	 = "Noppawat,Chaisamran and Takeshi,Okuda and Suguru,Yamaguchi",
   title	 = "Trust-based VoIP Spam Detection based on Calling Behaviors and Human Relationships",
   journal	 = "情報処理学会論文誌",
   year 	 = "2013",
   volume	 = "54",
   number	 = "2",
   month	 = "feb"
}