%0 Journal Article %A O. A. Oleinik %T Mathematical problems of boundary layer theory %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1968 %P 1-66 %V 23 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1968_23_3_a0/ %G en %F RM_1968_23_3_a0