AKHILESH TIWARI, DR. ANUPRITA MISHRA. Automatic Load Frequency Control in Three Area Power System Using Fuzzy PI Controller. International Journal of Research & Technology, [S. l.], v. 7, n. 3, p. 11–19, 2019. Disponível em: https://ijrt.org/j/article/view/100. Acesso em: 23 dec. 2025.