A Nominally Second-Order Cell-Centered Finite Volume Scheme for Simulating Three-Dimensional Anisotropic Diffusion Equations on Unstructured Grids. Commun. Comput. Phys. [Internet]. 2014 Oct. 8 [cited 2025 Dec. 5];16(4):841-9. Available from: https://global-sci.com/index.php/cicp/article/view/6233