%0 Journal Article %A S. S. Agayan %A G. L. Bayadyan %T Stable summation of Fourier--Haar series with approximate coefficients %J Matematičeskie zametki %D 1986 %P 136-143 %V 39 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1986_39_1_a12/ %G ru %F MZM_1986_39_1_a12