%0 Journal Article %A A. V. Pskhu %T Solution of the Frankl problem for the Lavrentiev-Bitsadze equation %J News of the Kabardin-Balkar scientific center of RAS %D 1999 %P 31-37 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IZKAB_1999_2_a2/ %G ru %F IZKAB_1999_2_a2