%0 Journal Article %A Yu. I. Cherskii %T On the solution of mixed problems for partial differential equations %J Differencialʹnye uravneniâ %D 1965 %P 647-662 %V 1 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1965_1_5_a7/ %G ru %F DE_1965_1_5_a7