Makassees, M. D. S. . ., and B. N. . Mikhailovich. “Analyzing the Optimal Tilt Angles of Solar Panels to Improve the Efficiency of Solar Energy Production in Iraq”. Journal of Ecohumanism, vol. 3, no. 8, Dec. 2024, pp. 2770–2786, doi:10.62754/joe.v3i8.7052.