MOHAMMED CHIKOUCHE, T.; MEZOUAR, A.; TERRAS, T.; HADJERI, S. Variable Gain PI Controller Design For Speed Control of a Doubly Fed Induction Motor Using State-Space Nonlinear Approach. Engineering, Technology & Applied Science Research, Greece, v. 3, n. 3, p. 433–439, 2013. DOI: 10.48084/etasr.305. Disponível em: https://mail.etasr.com/index.php/ETASR/article/view/305. Acesso em: 7 apr. 2025.