@article{RM_1962_17_2_a18,
     author = {Yu. I. Lyubich},
     title = {To the {Editor} {of~UMN}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1962_17_2_a18/}
}