@article{TVP_1958_3_1_a7,
     author = {V. Erokhin},
     title = {$\varepsilon${-Entropy} of a {Discrete} {Random} {Variable}},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {103--107},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1958},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1958_3_1_a7/}
}