Folorunsho A, Olatunde AFO, Ibrahim SI, Jidauna NE. Cool Harmattan Episodes in the Northwestern Region of Nigeria (1961 – 2020). J. Afri. Devt. Stud [Internet]. 2024Dec.31 [cited 2025Feb.5];11(2):5-19. Available from: http://ejol.aau.edu.et/index.php/JADS/article/view/11209