@inproceedings{weko_189191_1,
   author	 = "大野,泰己 and 大枝,真一",
   title	 = "問題推薦のための行列因子分解を用いた階層構造の可視化",
   booktitle	 = "第80回全国大会講演論文集",
   year 	 = "2018",
   volume	 = "2018",
   number	 = "1",
   pages	 = "883--884",
   month	 = "mar"
}