@article{MZM_2018_104_5_a3,
     author = {U. Goginava and G. Karagulian},
     title = {On {Exponential} {Summability} of {Rectangular} {Partial} {Sums} of {Double} {Trigonometric} {Fourier} {Series}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {667--679},
     publisher = {mathdoc},
     volume = {104},
     number = {5},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2018_104_5_a3/}
}