%0 Journal Article %A I. Yu. Chudinovich %T A remark on the smoothness of solutions of nonstationary boundary equations %J Matematičeskie zametki %D 1992 %P 132-135 %V 52 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1992_52_5_a19/ %G ru %F MZM_1992_52_5_a19