ZAKIS, J.; RANKIS, I.; ZHIRAVETSKA, A. Investigation of an Active System of Reactive Power Compensation for Induction Motors. Elektronika ir Elektrotechnika, [S. l.], v. 70, n. 6, p. 11–14, 2006. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/10685.. Acesso em: 11 feb. 2026.