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PITNER, Tomáš a Pavel DRÁŠIL. An E-learning 2.0 Environment - Principles, Technology and Prototype. Journal of Universal Computer Science. Graz: Graz University of Technology, 2006, roč. 2006, I-KNOW, s. 543-550. ISSN 0948-6968.Podrobněji: https://is.muni.cz/publication/697469/cs