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A1 Blocher, Michael J. A2 Tu, Chih-Hsiung A2 Payne, Zoe L. A2 Riek, Ellen A2 Doherty, Lisa A2 Harner, Laura A2 Orozco, Geovanni ID 21374 OP pp. 1-12 T1 Collaborative authorship in online learning environments : structure and dialog [Article] UL 1 http://search.shamaa.org/fulltext.gif http://journals.hbmeu.ac.ae/Pages/GetPDF.aspx?AID=163&UID=00000000-0000-0000-0000-000000000000 Full text (PDF)