@article{ZNSL_1987_160_a18,
     author = {N. L. Gordeev},
     title = {Invariants of symmetric and alternating groups},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {201--210},
     publisher = {mathdoc},
     volume = {160},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1987_160_a18/}
}