Tikyaa EV, Akinbolati A, Shehu M. ASSESSMENT OF EMPIRICAL MODELS FOR ESTIMATING MEAN MONTHLY GLOBAL SOLAR RADIATION IN KATSINA. FJS [Internet]. 2023 Apr. 1 [cited 2025 Oct. 30];3(1):333-44. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/1462