GRAŽULEVIČIUS, A.; GRAŽULEVIČIUS, G. Investigation of Computer Audiocontroller Converters. Elektronika ir Elektrotechnika, [S. l.], v. 28, n. 5, 2000. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/18276. Acesso em: 27 oct. 2020.