ALMALIH, A.; AZAB, A. K.; ELREFAIE, M. E. An Experimental Investigation of Optimizing a Water-Based Photovoltaic Thermal (PVT) System through Reduced Tube Spacing. Engineering, Technology & Applied Science Research, Greece, v. 15, n. 5, p. 26323–26329, 2025. DOI: 10.48084/etasr.12227. Disponível em: https://etasr.com/index.php/ETASR/article/view/12227. Acesso em: 5 may. 2026.