Shan Chen, Dinghui Yang & Xiaoying Deng. (2020). A Weighted Runge-Kutta Method with Weak Numerical Dispersion for Solving Wave Equations.
            <i>Communications in Computational Physics</i>. <i>7</i> (5).
            1027-1048.
         doi:10.4208/cicp.2009.09.088