Hmoud Alikhan A, Saleem Jebur Al-Ogaili K, Obaid Mery H, Malik Mohammed O, Arkan Al-attabbi M. Optimal Design Of The Concentric Annulus For The Solar Collectors And Energy Storage. WJES. 2024;12(3):94-108. doi:10.31185/ejuow.Vol12.Iss3.570