ANDRIUŠIENĖ, L.; KAIRYS, A.; KOSTRAUSKAS, P. Revised Estimation of the External Characteristics of the Power Transformer. Elektronika ir Elektrotechnika, [S. l.], v. 46, n. 4, 2003. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/11239. Acesso em: 7 oct. 2022.