MŁYŃSKI, Rafał; ŻERA, Jan. Effect of measurement method on an earmuff’s frequency response. Archives of Acoustics, [S. l.], v. 32, n. 4(S), p. 253–258, 2007. Disponível em: http://acoustics.ippt.gov.pl/index.php/aa/article/view/1417. Acesso em: 18 apr. 2026.