High-Efficiency and Positivity-Preserving Stabilized SAV Methods for Gradient Flows. CSIAM Transactions on Applied Mathematics, [S. l.], 2026. DOI: 10.4208/csiam-am.SO-2025-0025. Disponível em: https://global-sci.com/csiam-am/article/view/23745. Acesso em: 18 mar. 2026.