%0 Journal Article %A H. M. Hayrapetyan %T A boundary value problem of Riemann--Hilbert type for $n$-holomorphic functions in the class $L^1$ %J Doklady Akademii Nauk %D 1993 %P 533-535 %V 328 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1993_328_5_a0/ %G ru %F DAN_1993_328_5_a0