@article{GDZPPN002102544,
title = {On the automorphism group of a compact Lorentz manifold and other geometric.},
journal = {Inventiones mathematicae},
volume = {83},
year = {1986},
pages = {411-424},
zbl = {0591.53026},
url = {http://dml.mathdoc.fr/item/GDZPPN002102544}
}
Zimmer, Robert J. On the automorphism group of a compact Lorentz manifold and other geometric.. Inventiones mathematicae, Tome 83 (1986) pp. 411-424. http://gdmltest.u-ga.fr/item/GDZPPN002102544/