Geometric properties of surfaces with the same mean curvature in $\Bbb R^3$ and $\Bbb L^3$ (bibtex)
@article {MR3543808,
AUTHOR = {Albujer, A L. and Caballero, M.},
TITLE = {Geometric properties of surfaces with the same mean curvature
in {$\Bbb R^3$} and {$\Bbb L^3$}},
JOURNAL = {J. Math. Anal. Appl.},
FJOURNAL = {Journal of Mathematical Analysis and Applications},
VOLUME = {445},
YEAR = {2017},
NUMBER = {1},
PAGES = {1013--1024},
ISSN = {0022-247X},
MRCLASS = {53C42 (53A35)},
MRNUMBER = {3543808},
MRREVIEWER = {Francisco Milán},
DOI = {10.1016/j.jmaa.2016.07.062},
URL = {http://dx.doi.org/10.1016/j.jmaa.2016.07.062},
}