@article{1200771834, author = {Nomizu, Katsumi}, title = {Left-invariant Lorentz metrics on Lie groups}, journal = {Osaka J. Math.}, volume = {16}, number = {1}, year = {1979}, pages = { 143-150}, language = {en}, url = {http://dml.mathdoc.fr/item/1200771834} }
Nomizu, Katsumi. Left-invariant Lorentz metrics on Lie groups. Osaka J. Math., Tome 16 (1979) no. 1, pp. 143-150. http://gdmltest.u-ga.fr/item/1200771834/