Almalih A, Azab AK, ElRefaie ME. An Experimental Investigation of Optimizing a Water-Based Photovoltaic Thermal (PVT) System through Reduced Tube Spacing. Eng. Technol. Appl. Sci. Res. [Internet]. 2025 Oct. 6 [cited 2026 May 5];15(5):26323-9. Available from: https://etasr.com/index.php/ETASR/article/view/12227