%0 Journal Article %A I. A. Bikchantaev %T The Hilbert problem for first-order linear elliptic systems on a Riemann surface with boundary %J Differencialʹnye uravneniâ %D 2000 %P 500-507 %V 36 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2000_36_4_a9/ %G ru %F DE_2000_36_4_a9