DAVIDSON, D. B. . Higher-order (LT/QN) vector finite elements for waveguide analysis. Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 17, n. 1, p. 1–10, 2022. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/16891. Acesso em: 13 may. 2026.