KHALIFAHAMZEHGHASEM, Smail; KOMARIZADEH, Mohammad Hassan; ASKARI, Mohammad. Recognition of filled walnuts and empty walnuts using acoustic signal processing. International Journal of Agricultural and Biological Engineering, [S. l.], v. 5, n. 3, p. 44–49, 2012. DOI: 10.25165/ijabe.v5i3.628. Disponível em: https://ijabe.org/index.php/ijabe/article/view/628. Acesso em: 28 jan. 2026.