@article{GDZPPN001259385, title = {Invariant cones in Lie algebras.}, journal = {Semigroup forum}, volume = {37}, year = {1988}, pages = {241-252}, zbl = {0648.22005}, url = {http://dml.mathdoc.fr/item/GDZPPN001259385} }
Hofmann, Karl H.; Hilgert, Joachim. Invariant cones in Lie algebras.. Semigroup forum, Tome 37 (1988) pp. 241-252. http://gdmltest.u-ga.fr/item/GDZPPN001259385/