SZCZEŚNIAK, Z. Discrete Modelling of Wave Propagation in Bars with Piecewise-Linear Characteristics. Engineering Transactions, [S. l.], v. 40, n. 4, p. 483–500, 1992. Disponível em: http://et.ippt.gov.pl/index.php/et/article/view/1608. Acesso em: 17 jan. 2026.