@article{DAN_1979_249_3_a8,
     author = {V. L. Popov},
     title = {Hilbert's theorem on invariants},
     journal = {Doklady Akademii Nauk},
     pages = {551--555},
     publisher = {mathdoc},
     volume = {249},
     number = {3},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1979_249_3_a8/}
}