NAJEM, A. YEARLY IMPROVEMENT OF GRID-CONNECTED SOLAR PV SYSTEM PARAMETERS BY PLANAR CONCENTRATORS. The Journal of Engineering Research [TJER], [S. l.], v. 19, n. 2, p. 140–151, 2023. DOI: 10.53540/tjer.vol19iss2pp140-151 . Disponível em: https://journals.squ.edu.om/index.php/tjer/article/view/4989. Acesso em: 28 mar. 2024.