Propagation Trends of Radio Signals in Yola Metropolis, North-East Nigeria. Jewel Journal of Scientific Research, [S. l.], v. 6, n. 1-2, p. 55–60, 2021. Disponível em: https://jjsr.org/index.php/jjsr/article/view/67. Acesso em: 27 oct. 2026.