@article{DAN_1986_289_2_a0,
     author = {M. L. Agranovskii},
     title = {Affine-invariant algebras of functions on the {Heisenberg} group},
     journal = {Doklady Akademii Nauk},
     pages = {265--268},
     publisher = {mathdoc},
     volume = {289},
     number = {2},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_289_2_a0/}
}