Boubaker, S., S. Kamel, and M. Kchaou. 2020. “Prediction of Daily Global Solar Radiation Using Resilient-Propagation Artificial Neural Network and Historical Data: A Case Study of Hail, Saudi Arabia”. Engineering, Technology & Applied Science Research 10 (1). Greece:5228-32. https://doi.org/10.48084/etasr.3278.