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Chang, C.C., Tseng, J.S. & Chen, C.C. (2011). The Relationship between Reflection Performance and Learning Performance with Learners Using Web-Based Portfolio. In T. Bastiaens & M. Ebner (Eds.), Proceedings of ED-MEDIA 2011--World Conference on Educational Multimedia, Hypermedia & Telecommunications (pp. 2884-2897). Lisbon, Portugal: Association for the Advancement of Computing in Education (AACE).