Liu , ShichengMeng , Xiangyun and Zhai , Qilong. (2025). Convergence Analysis of a Weak Galerkin Finite Element Method on a Bakhvalov-Type Mesh for a Singularly Perturbed Convection-Diffusion Equation in 2D. Advances in Applied Mathematics and Mechanics. 18 (1). 348-368. doi:10.4208/aamm.OA-2024-0150