FUZZY LOGIC APPROACH TO ENERGY PLANNING IN NIGERIA. Journal of Engineering Studies and Research, [S. l.], v. 26, n. 4, p. 86–96, 2021. DOI: 10.29081/jesr.v26i4.240. Disponível em: https://jesr.ub.ro/journal/article/view/240. Acesso em: 13 sep. 2025.