@article{01873021, title = {Lie algebras graded by the root system }, journal = {Journal of Lie Theory}, volume = {13}, year = {2003}, pages = {91-132}, zbl = {1015.17028}, language = {en}, url = {http://dml.mathdoc.fr/item/01873021} }
Benkart, Georgia; Smirnov, Oleg. Lie algebras graded by the root system . Journal of Lie Theory, Tome 13 (2003) pp. 91-132. http://gdmltest.u-ga.fr/item/01873021/