OKON, T.; WILKOSZ, K. A Simple Contingency Selection for Voltage Stability Analysis. Elektronika ir Elektrotechnika, [S. l.], v. 19, n. 10, p. 25-28, 2013. DOI: 10.5755/j01.eee.19.10.5887. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/5887. Acesso em: 5 oct. 2022.