Matched Asymptotic Expansions of the Eigenvalues of a 3-D Boundary-Value Problem Relative to Two Cavities Linked by a Hole of Small Size. Communications in Computational Physics, [S. l.], v. 11, n. 2, p. 456–471, 2020. DOI: 10.4208/cicp.141209.280610s. Disponível em: https://gsp.tricubic.dev/cicp/article/view/5915. Acesso em: 14 mar. 2026.