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) Dimitrios Vlachopoulos and Agoritsa Makri,Online communication and interaction in distance higher education: A framework study of good practice,International Review of Education,0020-8566,Springer Science and Business Media LLC,2019-07-18,65,4,605-632,https://cir.nii.ac.jp/crid/1360017290207451904,https://doi.org/10.1007/s11159-019-09792-3