Natural Mode Constant Power Source for Manual Arc Welding. Elektronika ir Elektrotechnika, [S. l.], v. 18, n. 9, p. 31–34, 2012. DOI: 10.5755/j01.eee.18.9.2801. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/2801.. Acesso em: 5 dec. 2025.