Li , LuluHe , Yinnian and Feng , Xinlong. (2024). A Difference Virtual Element Method for the 3D Elliptic Equation with the Variable Coefficient on General Cylindrical Domains.
            <i>International Journal of Numerical Analysis and Modeling</i>. <i>22</i> (1).
            96-112.
         doi:10.4208/ijnam2025-1005