Yanmin Ren, Xuhong Yu & Zhongqing Wang. (2020). Diagonalized Chebyshev Rational Spectral Methods for Second-Order Elliptic Problems on Unbounded Domains.
            <i>Numerical Mathematics: Theory, Methods and Applications</i>. <i>12</i> (1).
            265-284.
         doi:10.4208/nmtma.OA-2018-0022