Simulation and Analysis of Power Quality Improvement using Multilevel Unified Power Quality Conditioner. Global Journals of Research in Engineering, [S. l.], v. 16, n. F1, p. 7–14, 2016. Disponível em: https://testing.engineeringresearch.org/index.php/GJRE/article/view/1399. Acesso em: 6 jun. 2026.