Huibin Chang & Xue-Cheng Tai. (2020). Augmented Lagrangian Methods for $p$-Harmonic Flows with the Generalized Penalization Terms and Application to Image Processing.
            <i>Numerical Mathematics: Theory, Methods and Applications</i>. <i>6</i> (1).
            1-20.
         doi:10.4208/nmtma.2013.mssvm01