1. Chen, H., Finin, T.: An Ontology for a Context Aware Pervasive Computing Environment. In: IJCAI workshop on ontologies and distributed systems, Acapulco MX (August 2003)
2. European EC-FP6 project MADAM (Mobility and ADaptation enAbling Middleware),
http://www.intermedia.uio.no/confluence/display/madam
3. European IST-FP6 project MUSIC (Self-adapting applications for Mobile User. In: ubiquitous Computing environments),
http://ist-music.eu
4. Gu, T., Wang, X.H., Pung, H.K., Zhang, D.Q.: An Ontology-based Context Model in Intelligent Environments. In: Proceedings of communication Networks and Distributed Systems Modeling and Simulation Conference, San Diego, California, USA, pp. 270–275 (2004)
5. Held, A., Buchholz, S., Schill, A.: Modeling of Context Information for Pervasive Computing Applications. In: Proceedings of the 6th World Multiconference on Systemics, Cybernetics and Informatics (SCI), Orlando (July 2002)