ENGEL, Z.; GAWLIK, M. Vibroacoustic reciprocity principle in examination of musical instruments. Archives of Acoustics, [S. l.], v. 27, n. 4, 2002. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/432. Acesso em: 28 apr. 2025.