A Flexible Boundary Procedure for Hyperbolic Problems: Multiple Penalty Terms Applied in a Domain. Communications in Computational Physics, [S. l.], v. 16, n. 2, p. 541–570, 2014. DOI: 10.4208/cicp.020313.120314a. Disponível em: https://gsp.tricubic.dev/cicp/article/view/6221. Acesso em: 14 mar. 2026.