Jooyoung Hahn, Jie Qiu, Eiji Sugisaki, Lei Jia, Xue-Cheng Tai and Hock Soon Seah. (2013). Stroke-Based Surface Reconstruction.
            <i>Numerical Mathematics: Theory, Methods and Applications</i>. <i>6</i> (1).
            297-324.
         doi:10.4208/nmtma.2013.mssvm16