@article{IVM_1994_7_a2,
     author = {T. M. Vukolova and M. I. Dyachenko},
     title = {Estimates for the norms of sums of double trigonometric series with multiply monotone coefficients},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {20--28},
     publisher = {mathdoc},
     number = {7},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1994_7_a2/}
}