Ashraf S. Khamees, Samy A. Khalil, Mostafa Morsy, A. H. Hassan, U. Ali Rahoma, Tarek Sayad (2021) “Evaluation of Global Solar Radiation Estimated from ECMWF-ERA5 and Validation with Measured Data over Egypt”, Turkish Journal of Computer and Mathematics Education (TURCOMAT), 12(6), pp. 3996–4012. doi: 10.17762/turcomat.v12i6.8371.