@article{weko_141412_1,
   author	 = "Rafik,Hadfi and Takayuki,Ito",
   title	 = "Low-Complexity Exploration in Utility Hypergraphs",
   journal	 = "情報処理学会論文誌",
   year 	 = "2015",
   volume	 = "56",
   number	 = "3",
   month	 = "mar"
}