%0 Journal Article %A K. Bitsadze %T On Changes of Variable Preserving the Convergence and Absolute Convergence of Fourier Series in the Haar Wavelet System %J Matematičeskie zametki %D 2020 %P 179-189 %V 108 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2020_108_2_a2/ %G ru %F MZM_2020_108_2_a2