C. Passiatore and P. Camarda, “A Centralized InterNetwork Resource Sharing (CIRS) Scheme in IEEE 802.22 Cognitive Networks,” The 10th IEEE IFIP Annual Mediterranean Ad Hoc Networking Workshop, Favignana Island, 12-15 June 2011, pp. 17-24.
 P. Camarda, C. Cormio and C. Passiatore, “An Exclusive Selfcoexistence (ESC) Resource Sharing Algorithm for Cognitive 802.22 Networks,” 5th IEEE International Symposium on Wireless Pervasive Computing (ISWPC), Modena, 5-7 May 2010, pp. 128-133.
 I. F. Akyildiz, W.-Y. Lee, M. C. Vuran, and S. Mohanty, “Next Generation/Dynamic Spectrum Access/Cognitive Radio Wireless Networks: A Survey,” Computer Networks, Vol. 50, No. 13, 2006, pp. 2127-2159. doi:10.1016/j.comnet.2006.05.001
 K. Bian and J.-M. Park, “A Coexistence-Aware Spectrum Sharing Protocol for 802.22 WRANs,” The 18th International Conference on Computer Communications and Networks, San Francisco, 3-6 August 2009, pp. 1-6.
 H. Wendong, D. Willkomm, M. Abusubaih, J. Gross, G. Vlantis, M. Gerla and A. Wolisz, “Cognitive Radios for Dynamic Spectrum Access-Dynamic Frequency Hopping Communities for Efficient IEEE 802.22 Operation,” Communications Magazine, Vol. 45, No. 5, 2007, pp. 80-87.
 H. Wendong, M. Gerla, G. Vlantis and G. Pottie, “Efficient, Flexible, and Scalable Inter-Network Spectrum Sharing and Communications in Cognitive IEEE 802.22 Networks,” 1st International Workshop on Cognitive Radio and Advanced Spectrum Management, Aalborg, 14 February 2007, pp. 1-5.
 S. Sengupta, S. Brahma, M. Chatterjee and S. Shankar, “Enhancements to Cognitive Radio Based IEEE 802.22 Air-Interface,” IEEE International Conference on Communications, Glasgow, 24-28 June 2007, pp. 5155-5160. doi:10.1109/ICC.2007.852
 C. Cordeiro, K. Challapali, D. Birru and S. Shankar, “IEEE 802.22: The First Worldwide Wireless Standard Based on Cognitive Radios,” 1st IEEE International Symposium on New Frontiers in Dynamic Spectrum Access Networks, Baltimore, 8-11 November 2005, pp. 328-337.
 C. Sacchi and F. Granelli, “Qos-Driven Radio Resource Allocation for OFDMA Networks Based on a Game Theoretical Approach,” Electrical and Electronic Engineering, Vol. 21, No. 2, 2010, pp. 283-290.
 S. Hwang, J. S. Um, M. Song, C. Kim, H. Park and Y. Kim, “Design and Verification of IEEE 802.22 Wran Physical Layer,” 3rd International Conference on Cognitive Radio Oriented Wireless Networks and Communication, Singapore, 15-17 May 2008, pp. 1-6.
 A. Sharifloo, M. Mirakhorli, M. Esmaeili and A. T. Haghighat, “A Leader Election Algorithm for Clustered Groups,” International Conference on Industrial and Information Systems, Penadeniya, 9-11 August 2007, pp. 1-4.
 C. Stevenson, G. Chouinard, Z. Lei, W. Hu, S. Shellhammer and W. Caldwell, “IEEE 802.22: The First Cognitive Radio Wireless Regional Area Network Standard,” Communications Magazine, Vol. 47, No. 1, 2009, pp. 130-138. doi:10.1109/MCOM.2009.4752688