@article{weko_95661_1,
   author	 = "Rafael,Torres and Hiromichi,Kawanami and Tomoko,Matsui and Hiroshi,Saruwatari and Kiyohiro,Shikano",
   title	 = "Comparison of Methods for Topic Classification of Spoken Inquiries",
   journal	 = "Journal of information processing",
   year 	 = "2013",
   volume	 = "21",
   number	 = "2",
   pages	 = "157--167",
   month	 = "apr"
}