%0 Journal Article %A A. S. Berdyshev %T The basis property of a system of root functions of a nonlocal problem for a third-order equation with a parabolic-hyperbolic operator %J Differencialʹnye uravneniâ %D 2000 %P 372-376 %V 36 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2000_36_3_a9/ %G ru %F DE_2000_36_3_a9