@article{UZMU_1952_163_163_a6,
     author = {Z. N. Kazhdan},
     title = {On convergence of series of functions of the form $\varphi(nx)$},
     journal = {Uchenye Zapiski Moskovskogo Gosudarstvennogo Universiteta},
     pages = {99--122},
     publisher = {mathdoc},
     volume = {163},
     number = {163},
     year = {1952},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZMU_1952_163_163_a6/}
}