%0 Journal Article %A A. V. Bitsadze %T Incorrectness of Dirichlet’s problem for the mixed type of equations in mixed regions %J Doklady Akademii Nauk %D 1958 %P 167-170 %V 122 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1958_122_2_a0/ %G ru %F DAN_1958_122_2_a0