Hamza, B, Abdulmuminu, I. Statistical Modelling of Global Solar Radiation on Horizontal Surface Using Monthly Means Daily Sunshine Hours and Some Climatic Variables for Zamfara State, Nigeria. IJASRE [Internet]. 2021 May 25 [cited 2024 Apr. 25];7(5):76-84. Available from: https://ijasre.net/index.php/ijasre/article/view/1251