@article{MZM_1967_1_6_a2,
     author = {A. S. Fainleib},
     title = {Distribution of values of {Euler's} function},
     journal = {Matemati\v{c}eskie zametki},
     pages = {645--652},
     publisher = {mathdoc},
     volume = {1},
     number = {6},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1967_1_6_a2/}
}