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Cognitive, social and teaching presence in a virtual world and a text chat.

Tomoko Watanabe TraphaganYueh-hui Vanessa ChiangHyeseung Maria ChangBenjaporn WattanawahaHaekyung LeeMichael Charles MayrathJeongwon WooHyo-Jin YoonMin Jung JeePaul E. Resta
Published in: Comput. Educ. (2010)
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