@article{DAN_1993_330_3_a4,
     author = {G. P. Egorychev and V. M. Levchuk},
     title = {Enumerative problems for {Lie-type} groups and algebras},
     journal = {Doklady Akademii Nauk},
     pages = {291--293},
     publisher = {mathdoc},
     volume = {330},
     number = {3},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_330_3_a4/}
}