A Positivity-Preserving Fourier Spectral Moving Mesh Method for the Keller-Segel Chemotaxis Model. Communications in Mathematical Research, [S. l.], v. 42, n. 1, p. 57–81, 2026. DOI: 10.4208/cmr.2025-0051. Disponível em: https://global-sci.com/cmr/article/view/23682. Acesso em: 17 mar. 2026.