Gao , Guang-HuaGe , Biao and Sun , Zhi-Zhong. (2023). Conservative Three-Level Linearized Finite Difference Schemes for the Fisher Equation and Its Maximum Error Estimates.
            <i>Numerical Mathematics: Theory, Methods and Applications</i>. <i>16</i> (3).
            634-667.
         doi:10.4208/nmtma.OA-2022-0123