NGAMSOM, P. A Graphical Robust PID Controller Design for Time-Varying Uncertain Systems with Applications to Trajectory Tracking of a Load-Varying Rigid SCARA. Science & Technology Asia, [S. l.], v. 21, n. 2, p. 34–44, 2016. Disponível em: https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/59000. Acesso em: 3 may. 2024.