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Ogata, H. & Yano, Y. (2003). Supporting Knowledge Awareness for a Ubiquitous CSCL. In A. Rossett (Ed.), Proceedings of E-Learn 2003--World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education (pp. 2362-2369). Phoenix, Arizona, USA: Association for the Advancement of Computing in Education (AACE).