EFFECTS OF UNIFIED POWER FLOW CONTROLLER (UPFC) ON DISTANCE RELAY TRIPPING CHARACTERISTICS IN THE NORTH-CENTRAL NIGERIAN 330kV NETWORK. Nigerian Journal of Technology, [S. l.], v. 34, n. 4, p. 793–801, 2015. DOI: 10.4314/njt.344.1011. Disponível em: https://mail.nijotech.com/index.php/nijotech/article/view/1011. Acesso em: 19 apr. 2026.