@article{MZM_2011_90_1_a5,
     author = {M. I. Dyachenko},
     title = {An {Example} of the {Sequence} of {Coefficients} of a {Double} {Trigonometric} {Series}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {45--52},
     publisher = {mathdoc},
     volume = {90},
     number = {1},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2011_90_1_a5/}
}