Mohamed Ben Ahmed, Badr Benamrou, Mustapha Ouardouz, Imane Allaouzi,. “A Proposed Hybrid Approach for Forecasting Daily Global Horizontal Irradiation: Xgboost-LSTM”. International Journal of Advanced Science and Technology 29, no. 3 (January 31, 2020): 698 - 723. Accessed May 6, 2024. http://sersc.org/journals/index.php/IJAST/article/view/4136.