@article{AA_2001_13_1_a6,
     author = {V. M. Petrogradsky},
     title = {Characters and invariants for free {Lie} superalgebras},
     journal = {Algebra i analiz},
     pages = {158--181},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2001_13_1_a6/}
}