GADULSKI, Janusz; CZARNECKI, Stefan. VII Symposium on Application of Noise and Vibration in Diagnostics of Machinery. Archives of Acoustics, [S. l.], v. 6, n. 3, p. 321–324, 1981. Disponível em: http://acoustics.ippt.gov.pl/index.php/aa/article/view/3316. Acesso em: 18 apr. 2026.