@article{weko_9776_1,
   author	 = "持橋,大地 and 隅田,英一郎",
   title	 = "階層Pitman-Yor 過程に基づく可変長n-gram 言語モデル",
   journal	 = "情報処理学会論文誌",
   year 	 = "2007",
   volume	 = "48",
   number	 = "12",
   pages	 = "4023--4032",
   month	 = "dec"
}