%0 Journal Article %A A. P. Soldatov %T Dirichlet-type problems for the Lavrent'ev--Bitsadze equation. II.~Existence theorems %J Doklady Akademii Nauk %D 1993 %P 16-18 %V 333 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1993_333_1_a4/ %G ru %F DAN_1993_333_1_a4