KAMARPOSHTI, M. A.; LESANI, H. Contingencies Ranking for Voltage Stability Analysis using Continuation Power Flow Method. Elektronika ir Elektrotechnika, [S. l.], v. 99, n. 3, p. 73-76, 2010. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/9909. Acesso em: 22 sep. 2020.