DAVIS, C. P. .; WARNICK, K. F. . On the Physical Interpretation of the Sobolev Norm in Error Estimation. Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 20, n. 2, p. 144–150, 2022. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/16587. Acesso em: 12 may. 2026.