KHALIFA, Smail; TOUSI, Behrouz; KOMARIZADEH, Mohammad Hassan. Recognition of Fill Walnuts and Empty Walnuts Using Acoustic Signal Processing. International Journal of Agricultural and Biological Engineering, [S. l.], v. 5, n. 3, 2012. DOI: 10.25165/ijabe.v5i3.387. Disponível em: https://ijabe.org/index.php/ijabe/article/view/387. Acesso em: 28 jan. 2026.