Bian , ShashaCheng , YueGuo , Boling and Wang , Tingchun. (2023). Error Estimate of a New Conservative Finite Difference Scheme for the Klein-Gordon-Dirac System.
            <i>Numerical Mathematics: Theory, Methods and Applications</i>. <i>16</i> (1).
            140-164.
         doi:10.4208/nmtma.OA-2022-0049