1. Sampson, D., Karagiannidis, C., Kinshuk: Personalised Learning: Education, Technological and Standardisation Perspective. Interactive Education Multimedia 4, 24–39 (2002)
2. Wiley series in agent technology;F.L. Bellifemine,2007
3. Kommers, P., Aroyo, L.: Special Issue Preface - Intelligent Agents for Educational Computer-Aided Systems. Journal of Interactive Learning Research 10(3), 235–242 (1999)
4. Lecture Notes in Computer Science;R. Silveira,2002
5. Bariso, E.U.: Personalised eLearning in Further Education, in Technology-Supported Environments for Personalized Learning: Methods and Case Studies. In: O’Donoghue, J. (ed.), pp. 138–156. Information science reference, London (2009)