@article{GDZPPN002425920,
title = {Special and Pure Gradings of Lie Algebras.},
journal = {Mathematische Zeitschrift},
volume = {180},
year = {1982},
pages = {135-150},
zbl = {0455.17007},
url = {http://dml.mathdoc.fr/item/GDZPPN002425920}
}
Hesselink, Wim H. Special and Pure Gradings of Lie Algebras.. Mathematische Zeitschrift, Tome 180 (1982) pp. 135-150. http://gdmltest.u-ga.fr/item/GDZPPN002425920/