@article{1255988575,
author = {Barnet, Frank},
title = {On Lie groups that admit left-invariant Lorentz metrics of constant sectional curvature},
journal = {Illinois J. Math.},
volume = {33},
number = {4},
year = {1989},
pages = { 631-642},
language = {en},
url = {http://dml.mathdoc.fr/item/1255988575}
}
Barnet, Frank. On Lie groups that admit left-invariant Lorentz metrics of constant sectional curvature. Illinois J. Math., Tome 33 (1989) no. 4, pp. 631-642. http://gdmltest.u-ga.fr/item/1255988575/