KATAUSKIS, P.; SKAKAUSKAS, V. Numerical analysis of the wave propagation in a composite medium. Mathematical Modelling and Analysis, [S. l.], v. 11, n. 2, p. 161–172, 2006. DOI: 10.3846/13926292.2006.9637310. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/9608. Acesso em: 2 jun. 2025.