Tamás Szabó. Some sufficient conditions for the non-negativity preservation property in the discrete heat conduction model. J. Computational Applied Mathematics, 235(2):478-490, 2010. [doi]
@article{Szabo10,
title = {Some sufficient conditions for the non-negativity preservation property in the discrete heat conduction model},
author = {Tamás Szabó},
year = {2010},
doi = {10.1016/j.cam.2010.05.051},
url = {http://dx.doi.org/10.1016/j.cam.2010.05.051},
researchr = {https://researchr.org/publication/Szabo10},
cites = {0},
citedby = {0},
journal = {J. Computational Applied Mathematics},
volume = {235},
number = {2},
pages = {478-490},
}