A Mixed Finite Element Scheme for Quad-Curl Source and Eigenvalue Problems. Communications in Computational Physics, [S. l.], v. 29, n. 4, p. 1125–1151, 2021. DOI: 10.4208/cicp.OA-2020-0108. Disponível em: https://www.global-sci.com/index.php/cicp/article/view/6950. Acesso em: 5 dec. 2025.