Mustapha, Mustapha Shehu, and J. T. Baraya. “EVALUATING THE SUN’S POSITION AND TRACKING THE SUN PATH FOR DUTSIN-MA, KATSINA STATE, NIGERIA”. FUDMA JOURNAL OF SCIENCES 4, no. 3 (September 30, 2020): 697 - 703. Accessed April 4, 2025. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/253.