WALENTA, Z.A.; ORZEŃSKI, J. Focusing a shock wave; microscopic structure of the phenomenon. Archives of Mechanics, Warsaw, Poland, v. 50, n. 2, p. 265–279, 1998. Disponível em: https://am.ippt.pan.pl/index.php/am/article/view/v50p265. Acesso em: 19 nov. 2025.