Mohammed J. Alhasan, Hayder S. Rashid Hujijo,. “Augmentation the Lifetime of the Optimal Cooperative Spectrum Sensing Sensor Network”. International Journal of Advanced Science and Technology 29, no. 3 (February 14, 2020): 2773- 2783. Accessed July 13, 2024. https://sersc.org/journals/index.php/IJAST/article/view/4476.