1. Bin Li, Chenglin Zhao, Mengwei Sun, Zheng Zhou, issued “Spectrum Sensing for Cognitive Radios in Time-Variant Flat-Fading Channels: A Joint Estimation Approach” in Aug 2014 in IEEE Transactions on Communications Volume-68 Issue-8 ISSN: e-ISSN:1558-0857 p-ISSN:0090-6778
2. Abdelmohsen li and Walaa Hamouda, issued “Spectrum Monitoring Using Energy Ratio Algorithm for OFDM-Based Cognitive Radio Networks,” in April 2015 IEEE Transactions on Wireless Communications, Vol.14, No.4, Issue 1 ISSN: e-ISSN: 1558-2248 p-ISSN: 1536-1276 Page No. 2257–2268
3. Xiguang Xu, Hua Qu, Jihong Zhao, Badong Chen, issued “Cooperative spectrum sensing in cognitive radionetworks with Kernel Least Mean Square” in October 2015 5th International Conference on Information Science and Technology (ICIST) ISSN:e-ISBN:978-1-4799-7489-4 p-ISSN: 2164-4357
4. Xiguang Xu, Hua Qu, Jihong Zhao, Badong Chen, issued “Cooperative spectrum sensing in cognitive radio networks with Kernel Least Mean Square” in October 2015 5th International Conference on Information Science and Technology (ICIST) ISSN:e-ISBN:978-1-4799-7489-4 p-ISSN: 2164-4357
5. Yan-Chao Zhao, Jie Wu, Wen-Zhong Li and Sang-Lu Lu, issued “Throughput Optimization in Fukang Hou, Xin Chen, Hai Huang and Xiaojun Jing, issued “Throughput performance improvement in cognitive radio networks based on spectrum prediction” in Sept 2016 16th International Symposium on Communications and Information Technologies (ISCIT), Volume 14 ISBN: e-ISBN::978-1-5090-4095 p-ISBN:978-1-5090-4100-8