A Comprehensive Review on Load Frequency Control in Renewable-Integrated and HVDC-Connected Power Systems. International Journal of Engineering & Extended Technologies Research (IJEETR), [S. l.], v. 8, n. 2, p. 1702–1712, 2026. DOI: 10.15662/IJEETR.2026.0802134. Disponível em: https://www.ijeetr.com/index.php/ijeetr/article/view/533. Acesso em: 22 apr. 2026.