Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ,A Classification of Interrogative Phrases for Natural Language Dialogue Analysis,全国大会講演論文集,,情報処理学会,1993-09-27,第47回,人工知能及び認知科学,147-148,https://cir.nii.ac.jp/crid/1050011097141189248,