Wang , PeizhenZhang , Dandan and Yang , Wei. (2021). Error Analysis of Two-Level Finite Element Method for the Nonlinear Conductivity Problem in Maxwell's System.
            <i>Advances in Applied Mathematics and Mechanics</i>. <i>13</i> (4).
            791-805.
         doi:10.4208/aamm.OA-2020-0049