Fractional Buffer Layers: Absorbing Boundary Conditions for Wave Propagation. Communications in Computational Physics, [S. l.], v. 31, n. 2, p. 331–369, 2022. DOI: 10.4208/cicp.OA-2021-0063. Disponível em: https://www.global-sci.com/index.php/cicp/article/view/7032. Acesso em: 5 dec. 2025.