1. A framework for an evolutionary path toward 4G by means of cooperation of networks;Benali;IEEE Commun. Mag,2004
2. 3GPP TS 23.234 V6.1.0. 3GPP system to WLAN interworking, System Description. 2004
3. Opening the Networks with Parlay/OSA: Standards, Aspects Behind the APIs;Moerdijk;IEEE Network,2003
4. The Semantic Web;Berners-Lee;Scientific American,2001
5. Gu T, Wang X H, Pung H K, et al. An ontology-based context model in intelligent environments. Proceedings of Communication Networks and Distributed Systems Modeling and Simulation Conference, Jan 18–21, 2004 San Diego, CA, USA. 2004: 270–275