Awat Qadir Hassan, Asst. Lect. “Spatial and Temporal Distribution of Solar Radiation in Simil District - a Study in Energy Geography”. Wasit Journal for Human Sciences, vol. 21, no. 1/Pt1, Feb. 2025, pp. 298-76, https://doi.org/10.31185/wjfh.Vol21.Iss1/Pt1.786.