@article{DAN_1962_143_3_a1,
     author = {N. M. Akulinichev},
     title = {On a dynamical system related to the distribution of the fractional parts of a second-degree polynomial},
     journal = {Doklady Akademii Nauk},
     pages = {503--505},
     publisher = {mathdoc},
     volume = {143},
     number = {3},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_143_3_a1/}
}