Menghuan Liu, Shi Shu, Guangwei Yuan & Xiaoqiang Yue. (2021). Two Nonlinear Positivity-Preserving Finite Volume Schemes for Three-Dimensional Heat Conduction Equations on General Polyhedral Meshes.
            <i>Communications in Computational Physics</i>. <i>30</i> (4).
            1185-1215.
         doi:10.4208/cicp.OA-2021-0011