%0 Journal Article %A S. A. Kriul'ko %T Two problems for a third order equation of mixed-composite type %J Trudy seminara po kraevym zadačam %D 1970 %P 188-192 %V 7 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUKZ_1970_7_7_a25/ %G ru %F KUKZ_1970_7_7_a25