H. JASSIM, Manal; REYADH WAHEED, Ali. Implementation of Solar Energy Tracking System. Journal of Engineering and Sustainable Development, Baghdad, Iraq, v. 18, n. 4, p. 124–140, 2014. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/841.. Acesso em: 4 jul. 2025.