An FFT Based Fast Poisson Solver on Spherical Shells. Communications in Computational Physics, [S. l.], v. 9, n. 3, p. 649–667, 2011. DOI: 10.4208/cicp.060509.080609s. Disponível em: https://www.global-sci.com/index.php/cicp/article/view/5798. Acesso em: 6 dec. 2025.