Zhang , ChaoYao , Guoqing and Chen , Sheng. (2022). A Robust Hybrid Spectral Method for Nonlocal Problems with Weakly Singular Kernels.
            <i>Numerical Mathematics: Theory, Methods and Applications</i>. <i>15</i> (4).
            1041-1062.
         doi:10.4208/nmtma.OA-2022-0006s