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) ,Early Development of Understanding Words and Equivalence Cognition of Matching Pictures in Children With Severe Motor andIntellectual Disabilities,The JapaneseJournal of Special Education,,,2009,46(6),,417-433,https://cir.nii.ac.jp/crid/1010000782069784068,