PLEBAN, Dariusz. Definition and Measure of the Sound Quality of the Machine. Archives of Acoustics, [S. l.], v. 39, n. 1, p. 17–23, 2014. DOI: 10.2478/aoa-2014-0003. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/1478. Acesso em: 26 apr. 2025.