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Rourke, L. & Anderson, T. (2002). An investigation of collaborative problem solving using different communications modes in Distance Education. In P. Barker & S. Rebelsky (Eds.), Proceedings of ED-MEDIA 2002--World Conference on Educational Multimedia, Hypermedia & Telecommunications (pp. 48-50). Denver, Colorado, USA: Association for the Advancement of Computing in Education (AACE).