1. Akyildiz, I. F., Lee, W., Vuran, M. C., & M. S. (2008). A survey on spectrum management in cognitive radio networks, IEEE Communications Magazine, 40–48.
2. IEEE802.22, working, group, and on Wireless Regional Area Networks (WRANs), http://www.ieee802.org/22/ .
3. Stevenson, C.R., Cordeiro, C., Sofer, E., & Chouinard, G. (2005). Functional requirements for the 802.22 wran standard.
4. Kim, H., & Shin, K.G. (2008). In-band spectrum sensing in cognitive radio networks: energy detection or feature detection?, In Proceedings of MobiCom. New York, NY: ACM, pp. 14–25.
5. Kondareddy, Y.R., & Agrawal, P. (2008). Synchronized mac protocol for multi-hop cognitive radio networks, In Communications, 2008. ICC’08. IEEE International Conference on. IEEE, pp. 3198–3202.