Q. Ni, L. Hu, A. Vinel, Y. Xiao and M. Hadjinicolaou “Performance Analysis of Contention Based Bandwidth Request Mechanisms in WiMAX Networks,” IEEE Systems Journal, Vol. 4, No. 4, 2010, pp. 477-486. doi:10.1109/JSYST.2010.2088770
 Y. P. Fallah, F. Agharebparast, M. R. Minhas, H. M. Alnuweiri and V. C. M. Leung, “Analytical Modeling of Contention-Based Bandwidth Request Mechanism in IEEE 802.16 Wireless Networks,” IEEE Transactions on Vehicular Technology, Vol. 57, No. 5, 2008, pp. 3094-3107. doi:10.1109/TVT.2007.914474
 B.-J. Kwak, N.-O. Song and D. S. Kwon, “Enhancement of IEEE 802.16 WirelessMAN Ranging Performance with EIED Backoff Algorithm,” IEEE 66th Vehicular Technology Conference, Baltimore, 30 September 2007-3 October 2007, pp. 1902-1906.
 A. Esmailpour and N. Nasser, “Dynamic QoS-Based Bandwidth Allocation Framework for Broadband Wireless Networks,” IEEE Transactions on Vehicular Technology, Vol. 60, No. 6, 2011, pp. 2690-2700. doi:10.1109/TVT.2011.2158674
 I. S. Young and D. K. Sung, “Adaptive Real-Time Polling Service for On-Line Gaming Traffic in IEEE 802.16 e/m System,” IEEE Communications Letters, Vol. 14, No. 10, 2010, pp. 987-989. doi:10.1109/LCOMM.2010.081610.100536
 Y. Sun, Y. L. Song, J. L. Shi and E. Dutkiewicz, “Research on Bandwidth Reservation in IEEE 802.16 (WiMAX) Networks,” Proceedings of IEEE Telecommunications and Malaysia International Conference on Communications, Penang, 14-17 May 2008, pp. 638-643.
 J. Delicado, F. M. Delicado, L. Orozco-Barbosa and Q. Ni, “Adaptive Contention Resolution Procedure for Emerging WiMAX Networks,” Proceedings of Third Joint IFIP Wireless and Mobile Networking Conference, Budapest, 13-15 October 2010, pp. 1-6.
 S.-F. Chou, J.-H. Liu, H.-L. Chao, T.-C. Guo, C.-L. Liu and F.-J. Tsai, “Performance Enhancement of Contention-Based Bandwidth Request Mechanism in IEEE 802.16 WiMAX Networks,” Proceedings of IEEE 21st International Symposium on Personal Indoor and Mobile Radio Communications, Istanbul, 26-30 September 2010, pp. 1287-1292.