SEASONAL VARIATION OF SURFACE REFRACTIVITY AND ITS DISTINCT COMPONENTS IN ILORIN, KWARA STATE, NIGERIA. Nigerian Journal of Physics, [S. l.], v. 31, n. 2, p. 85–96, 2022. Disponível em: https://njp.nipngr.org/index.php/njp/article/view/63. Acesso em: 26 apr. 2025.