著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) 内田 智之,Finding Frequent Structural Features among Words in Tree-Structured Documents,"Proc.PAKDD 2004, Lecture Notes in Artificial Intelligence, Springer-Verlag 3056",,,2004,,,351-350,https://cir.nii.ac.jp/crid/1010000781868252814,