DANG, X. B.; KYOUNG KWAN AHN. Suboptimal PID control method for an electro-hydraulic system. Journal of Technical Education Science, [S. l.], v. 12, n. Special Issue 01, p. 9–16, 2017. Disponível em: https://www.jte.edu.vn/index.php/jte/article/view/470. Acesso em: 7 apr. 2026.