ANDRIUSIENE, L.; KOSTRAUSKAS, P. Mathematical Model of Transformer External Characteristics. Elektronika ir Elektrotechnika, [S. l.], v. 22, n. 4, 1999. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/16710. Acesso em: 14 apr. 2025.