A Penalty-Free or Penalty-Factor-Free DG Method with a Locally Reconstructed Curl Operator for the Maxwell Eigenproblem. Communications in Computational Physics, [S. l.], v. 38, n. 3, p. 887–922, 2025. DOI: 10.4208/cicp.OA-2024-0151. Disponível em: https://global-sci.com/index.php/cicp/article/view/7387. Acesso em: 5 dec. 2025.