Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MOCHIZUKI Toshio and EGI Hironori and OZAWA Shigeto and INOSHITA Osamu,Relation between Face to Face and Computer-mediated Communucation on Collaborative Learning,Japan Journal of Educational Technology,03855236,Japan Society for Educational Technology,2001,25,suppl,145-148,https://cir.nii.ac.jp/crid/1390001204489046400,https://doi.org/10.15077/jmet.25.suppl_145