@article{TVP_1964_9_1_a18,
     author = {A. P. Sav\v{c}uk},
     title = {On {Estimates} for the {Entropy} of {a~Language} {According} to {Shannon}},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {154--157},
     publisher = {mathdoc},
     volume = {9},
     number = {1},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1964_9_1_a18/}
}