Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nakagawa Hitoshi,A Qualitative Study on the Fusion of the Online and the Offline on Network in the Classroom,Computer & Education,21862168,CIEC,1998,5,0,11-16,https://cir.nii.ac.jp/crid/1390282680721175680,https://doi.org/10.14949/konpyutariyoukyouiku.5.11