@techreport{weko_50187_1, author = "別所克人内山俊郎片岡良治", title = "単語・意味属性間共起に基づく概念ベースの拡張方式", year = "2006", institution = "日本電信電話株式会社NTTサイバーソリューション研究所", number = "84(2006-ICS-144)", month = "jul" }