Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1991_50_3_a4, author = {P. A. Zusmanovich}, title = {A~Lie algebra that can be written as a sum of two nilpotent subalgebras is solvable}, journal = {Matemati\v{c}eskie zametki}, pages = {38--43}, publisher = {mathdoc}, volume = {50}, number = {3}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1991_50_3_a4/} }
P. A. Zusmanovich. A~Lie algebra that can be written as a sum of two nilpotent subalgebras is solvable. Matematičeskie zametki, Tome 50 (1991) no. 3, pp. 38-43. http://geodesic.mathdoc.fr/item/MZM_1991_50_3_a4/