@article{IVM_1995_8_a3,
     author = {N. A. Koreshkov},
     title = {Rings of invariants of special and contact {Lie} algebras},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {34--38},
     year = {1995},
     number = {8},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1995_8_a3/}
}