Mohammed, A. A., L. Yu, L. Yu, M. Al-Kali, M. Al-Kali, D. Wang, and D. Wang. “Performance Analysis of Amplify and Forward Cooperative Networks over Rayleigh and Nakagami-M Channels Based Relaying Selection”. INTERNATIONAL JOURNAL OF COMPUTERS &Amp; TECHNOLOGY, vol. 15, no. 5, Mar. 2016, pp. 6749-56, doi:10.24297/ijct.v15i5.1638.