Unconditional Positivity-Preserving and Energy Stable Schemes for a Reduced Poisson-Nernst-Planck System. Commun. Comput. Phys. [Internet]. 2020 May 6 [cited 2025 Dec. 5];27(5):1505-29. Available from: https://www.global-sci.com/index.php/cicp/article/view/6824