Unconditional convergence and optimal L2 error estimates of the Crank-Nicolson extrapolation FEM for the nonstationary Navier-Stokes equations. - Yingwen Guo; Yinnian He (Comput. Math. Appl., 2018)

Crank-Nicolson extrapolation and finite element method for the Oldroyd fluid with the midpoint rule. - Yingwen Guo; Yinnian He (J. Comput. Appl. Math., 2022)

Long-time error estimate and decay of finite element method to a generalized viscoelastic flow. - Yingwen Guo; Yinnian He; Wenlin Qiu; Xiangcheng Zheng (CoRR, 2025)