OPTIMUM YEARLY TILTED ANGLE OF PHOTOVOLTAIC CELL TO RECEIVE MAXIMUM SOLAR RADIATION IN SOUTHERN IRAQ CITIES. University of Thi-Qar Journal for Engineering Sciences, [S. l.], v. 5, n. 1, p. 1–14, 2014. DOI: 10.31663/utjes.v5i1.596. Disponível em: https://jeng.utq.edu.iq/index.php/main/article/view/596.. Acesso em: 22 jul. 2024.