Hui Xie, Xuejun Xu, Chuanlei Zhai and Heng Yong. (2018). A Positivity-Preserving Finite Volume Scheme for Heat Conduction Equation on Generalized Polyhedral Meshes.
Communications in Computational Physics. 24 (5).
1375-1408.
doi:10.4208/cicp.OA-2017-0183