Voir la notice de l'article provenant de la source Math-Net.Ru
@article{SEMR_2013_10_a12, author = {S. S. Ibraev}, title = {On the central extensions of classical {Lie} algebras}, journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a}, pages = {450--453}, publisher = {mathdoc}, volume = {10}, year = {2013}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/SEMR_2013_10_a12/} }
S. S. Ibraev. On the central extensions of classical Lie algebras. Sibirskie èlektronnye matematičeskie izvestiâ, Tome 10 (2013), pp. 450-453. http://geodesic.mathdoc.fr/item/SEMR_2013_10_a12/