BELLO, Gazali; AKPOOTU, Davidson Odafe; ZORAMAWA, Aminu Bello; YUSUF, Abdullahi. Performance Analysis of Tropospheric Radio Refractivity along with Refractivity Gradient and Effective Earth Radius in the Coastal Zone of Nigeria. UMYU Scientifica, [S. l.], v. 3, n. 3, p. 251–266, 2024. DOI: 10.56919/2433.028. Disponível em: https://publications.umyu.edu.ng/scientifica/index.php/usci/article/view/263. Acesso em: 1 apr. 2026.