BASTOS, W.D.; SPEZAMIGLIO, A. On the Controllability for Second Order Hyperbolic Equations in Curved Polygons. Trends in Computational and Applied Mathematics, [S. l.], v. 8, n. 2, p. 169–179, 2007. DOI: 10.5540/tema.2007.08.02.0169. Disponível em: https://tcam.sbmac.org.br/tema/article/view/211. Acesso em: 3 jul. 2024.