%0 Journal Article %A M. M. Khachev %T The Dirichlet problem for a mixed-type equation in a rectangular domain %J Differencialʹnye uravneniâ %D 2000 %P 1123-1127 %V 36 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2000_36_8_a14/ %G ru %F DE_2000_36_8_a14