Awasthi, Meenakshi, J.Madhav Nigam, and Vijay Kumar. “Energy Efficiency Optimization in Cooperative Spectrum Sensing by NOMA”. International Journal of Engineering & Technology 7, no. 3.12 (July 20, 2018): 1125–1127. Accessed May 3, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/17773.