Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YAMADA Masanori and KITAMURA Satoshi,"A Review of ""Social Presence"" for CSCL Research(Collaborative Learning and Networked Communities)",Japan Journal of Educational Technology,13498290,Japan Society for Educational Technology,2010,33,3,353-362,https://cir.nii.ac.jp/crid/1390001205227516672,https://doi.org/10.15077/jjet.kj00005982017