@article{TRSPY_1991_200_a29,
     author = {S. A. Telyakovskii},
     title = {On the convergence in $L$-metric of the trigonometric series with scarcely varying coefficients},
     journal = {Informatics and Automation},
     pages = {322--326},
     publisher = {mathdoc},
     volume = {200},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1991_200_a29/}
}