OPILSKI, Aleksander. Acoustic Emission: Sources, Methods and Applications (in Polish), I. MALECKI, J. RANACHOWSKI [Eds.]. Archives of Acoustics, [S. l.], v. 21, n. 1, p. 115–117, 2014. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/983. Acesso em: 25 apr. 2025.