%0 Journal Article %A B. P. Kufarev %A V. M. Zyuz'kov %T The problem of boundary correspondence %J Matematičeskie zametki %D 1977 %P 103-108 %V 22 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1977_22_1_a10/ %G ru %F MZM_1977_22_1_a10