Kimani, K., and M. Njiraine. “Cognitive Radio Spectrum Sensing Mechanisms in TV White Spaces: A Survey”. Engineering, Technology & Applied Science Research 8, no. 6 (December 22, 2018): 3673–3680. Accessed April 6, 2025. https://mail.etasr.com/index.php/ETASR/article/view/2442.