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Choi, I. & Lee, K. (2006). A Case-Based E-Learning Environment for Facilitating Ill-Structured Problem Solving Skills: Classroom Management. In T. Reeves & S. Yamashita (Eds.), Proceedings of E-Learn 2006--World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education (pp. 1894-1901). Honolulu, Hawaii, USA: Association for the Advancement of Computing in Education (AACE).