Error analysis for optimal control problem governed by convection diffusion equations: DG method. - Chunguang Xiong; Yuan Li (J. Comput. Appl. Math., 2011)

A priori error analysis for optimal distributed control problem governed by the first order linear hyperbolic equation: hp-streamline diffusion discontinuous galerkin method. - Chunguang Xiong; Fusheng Luo; Xiuling Ma; Yu'an Li (J. Num. Math., 2016)

Supercloseness of Primal-Dual Galerkin Approximations for Second Order Elliptic Problems. - Bernardo Cockburn; Manuel A. Sánchez; Chunguang Xiong (J. Sci. Comput., 2018)

A priori and a posteriori error analysis for discontinuous Galerkin finite element approximations of biharmonic eigenvalue problems. - Liang Wang; Chunguang Xiong; Huibin Wu; Fusheng Luo (Adv. Comput. Math., 2019)

Error analysis of HDG approximations for elliptic variational inequality: obstacle problem. - Ming-Yang Zhao; Huibin Wu; Chunguang Xiong (Numer. Algorithms, 2019)

A New Family of Mixed Method for the Biharmonic Eigenvalue Problem Based on the First Order Equations of Hellan-Herrmann-Johnson Type. - Yu Li; Manting Xie; Chunguang Xiong (J. Sci. Comput., 2022)

A posteriori and superconvergence error analysis for finite element approximation of the Steklov eigenvalue problem. - Chunguang Xiong; Manting Xie; Fusheng Luo; Hongling Su (Comput. Math. Appl., 2023)

Rot-div mixed finite element method of two dimensional Hodge Laplacian problem. - Hailong Wang; Liang Wang; Guoqing Zhu; Chunguang Xiong (Comput. Math. Appl., 2025)