著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Roche,The vitality of Tibet's minority languages in the twenty-first century: preliminary remarks,Multiethnica,,,2014,35,,24,https://cir.nii.ac.jp/crid/1370567182996020364,