Zhong-Qing Wang & Rong Zhang. (2020). Mixed Spectral and Pseudospectral Methods for a Nonlinear Strongly Damped Wave Equation in an Exterior Domain.
            <i>Numerical Mathematics: Theory, Methods and Applications</i>. <i>4</i> (2).
            255-282.
         doi:10.4208/nmtma.2011.42s.8