@article{RM_1964_19_6_a38,
     author = {E. B. Dynkin},
     title = {Letter to the {Editor}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     year = {1964},
     volume = {19},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1964_19_6_a38/}
}