Design and Implementation of an Automatic Control for Two Axis Tracking System for Applications of Concentrated Solar Thermal Power. Al-Khwarizmi Engineering Journal, [S. l.], v. 14, n. 4, p. 54–63, 2018. DOI: 10.22153/kej.2018.01.010. Disponível em: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/58.. Acesso em: 3 may. 2024.