1. 3gpp tr 22.234, requirements on 3gpp system to wireless local area network (wlan) interworking, 2004–2009.
2. B.H. Walke, S. Mangold, L. Berlemann, IEEE 802 Wireless Systems: Protocols, Multi-Hop Mesh/Relaying, Performance and Spectrum Coexistence, 1st ed. Wiley & Sons, jan 2007. [Online]. Available: .
3. Ieee 802.21 wg, ieee standard for local and metropolitan area networks. part 21: Media independent handover services. in IEEE Std 802.21, January 2009.
4. Ieee 1900.4 working group on architectural building blocks enabling network-device distributed decision making for optimized radio resource usage in heterogeneous wireless access networks, February 2009.
5. Ieee 1900.5 working group on policy language and policy architectures for managing cognitive radio for dynamic spectrum access applications, 2006–2008.