Udo, E. U., O. A. Nwaorgu, K. O. Odo, and N. D. Kanu. “The Effects of Atmospheric Attenuations on C, Ku and Ka Frequency Bands on Satellite Communication System”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 19, no. 3, Sept. 2023, pp. 447-60, https://www.azojete.com.ng/index.php/azojete/article/view/765.