ENGEL, Zbigniew; RAKOWSKI, Andrzej. In memory of Stefan Czarnecki, man and scientist. Archives of Acoustics, [S. l.], v. 8, n. 3, p. 175–184, 2016. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3254. Acesso em: 25 apr. 2025.