%0 Journal Article %A M. G. Plotnikov %T Violation of the uniqueness for two-dimensional Haar series %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 2003 %P 20-24 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_2003_4_a4/ %G ru %F VMUMM_2003_4_a4