%0 Journal Article %A S. S. Volosivets %T Double cosine-sine series and Nikol'skii classes in uniform metric %J Problemy analiza %D 2019 %P 187-203 %V 8 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/PA_2019_8_3_a16/ %G en %F PA_2019_8_3_a16