Z. Szcześniak, “Discrete Modelling of Wave Propagation in Bars with Piecewise-Linear Characteristics”, Eng. Trans., vol. 40, no. 4, pp. 483–500, Dec. 1992, Accessed: Apr. 24, 2025. [Online]. Available: https://et3.ippt.pan.pl/index.php/et/article/view/1608