Modern Methodology Introducing for Three Layers Intelligent Universal Transformers in Advanced Distribution Automation Equipping Pi Voltage and Current Source Controllers . International Journal of Information and Electronics Engineering, [S. l.], v. 3, n. 3, p. 258–261, 2013. Disponível em: https://ijiee.org/index.php/ijiee/article/view/675. Acesso em: 16 sep. 2026.