A decoupled and positivity-preserving discrete duality finite volume scheme for anisotropic diffusion problems on general polygonal meshes. - Shuai Su; Qiannan Dong; Jiming Wu (J. Comput. Phys., 2018)

Analysis of the decoupled and positivity-preserving DDFV schemes for diffusion problems on polygonal meshes. - Qiannan Dong; Shuai Su; Jiming Wu (Adv. Comput. Math., 2020)

Relationship between the vertex-centered linearity-preserving scheme and the lowest-order virtual element method for diffusion problems on star-shaped polygons. - Qiannan Dong; Jiming Wu; Shuai Su (Comput. Math. Appl., 2020)