@article{GDZPPN002067455,
title = {The Gauss map of a spacelike constant mean curvature hypersurface of Minkowski space.},
journal = {Commentarii mathematici Helvetici},
volume = {65},
year = {1990},
pages = {52-57},
zbl = {0702.53008},
url = {http://dml.mathdoc.fr/item/GDZPPN002067455}
}
Palmer, Bennett. The Gauss map of a spacelike constant mean curvature hypersurface of Minkowski space.. Commentarii mathematici Helvetici, Tome 65 (1990) pp. 52-57. http://gdmltest.u-ga.fr/item/GDZPPN002067455/