BibTex format
@article{Crisan:2016:10.1098/rspa.2016.0442,
author = {Crisan, DO and Ottobre, M},
doi = {10.1098/rspa.2016.0442},
journal = {Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences},
title = {Pointwise gradient bounds for degenerate semigroups (of UFG type)},
url = {http://dx.doi.org/10.1098/rspa.2016.0442},
volume = {472},
year = {2016}
}