@article{VMUMM_2011_5_a3,
     author = {A. A. Korotkevich},
     title = {Complete commutative sets of polynomials for solvable {Lie} algebras of dimension six and nilpotent {Lie} algebras of dimension seven},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {21--26},
     publisher = {mathdoc},
     number = {5},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2011_5_a3/}
}