GRAŽULEVIČIUS, A.; GRAŽULEVIČIUS, G. Investigation of Possibilities of Sound Recognition. Elektronika ir Elektrotechnika, [S. l.], v. 64, n. 8, p. 47–50, 2005. DOI: 10.5755/j02.eie.10515. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/10515.. Acesso em: 11 jun. 2026.