JÓDAR L.; MORERA J.L.; NAVARRO E.; PONSODA E. Constructing exact solutions of mixed hyperbolic systems with coupled boundary conditions. Utilitas Mathematica , [S. l.], v. 63, 2003. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/300. Acesso em: 3 feb. 2026.