@article{TM_1999_227_a16,
     author = {E. D. Nursultanov and N. T. Tleukhanova},
     title = {Multipliers of {Multiple} {Fourier} {Series}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {237--242},
     year = {1999},
     volume = {227},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1999_227_a16/}
}