@article{GDZPPN002212161,
title = {Comparison principles for hypersurfaces of prescribed mean curvature.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {450},
year = {1994},
pages = {71-84},
zbl = {0820.53007},
url = {http://dml.mathdoc.fr/item/GDZPPN002212161}
}
Steffen, Klaus; Duzaar, Frank. Comparison principles for hypersurfaces of prescribed mean curvature.. Journal für die reine und angewandte Mathematik, Tome 450 (1994) pp. 71-84. http://gdmltest.u-ga.fr/item/GDZPPN002212161/