D, L.; V., L. R. Improving Power Quality by Shunt Active Filter with PID control Strategy. The International Journal of Science & Technoledge, [S. l.], v. 2, n. 6, 2014. Disponível em: http://internationaljournalcorner.com/index.php/theijst/article/view/139055. Acesso em: 7 jul. 2024.