WSZOŁEK, Grażyna; BARWICZ, Wiesław. Comparative calibrations of measuring microphones performed in a free field. Archives of Acoustics, [S. l.], v. 32, n. 4(S), p. 305–312, 2014. Disponível em: https://acoustics.ippt.pan.pl/index.php/aa/article/view/1425. Acesso em: 15 jun. 2025.