Nasir, Kadhim, Munir Ali, and Ameer AL Mamoori. 2021. “THERMAL CHARACTERISTICS OF PHASE CHANGE MATERIAL USED AS THERMAL STORAGE SYSTEM BY USING SOLAR ENERGY”. Kufa Journal of Engineering 9 (1). Kufa, Najaf, IRAQ:1-22. https://doi.org/10.30572/2018/KJE/090101.