XU, Qianyao. Development of a DC Motor Speed Control System Based on PID. Journal of Mechanical, Civil and Industrial Engineering, [S. l.], v. 4, n. 4, p. 30–39, 2023. DOI: 10.32996/jmcie.2023.4.4.4. Disponível em: https://al-kindipublishers.org/index.php/jmcie/article/view/6186. Acesso em: 6 oct. 2025.