%0 Journal Article %A V. I. Korzyuk %A N. J. Yurchuk %T The Cauchy problem for third-order hyperbolic operator-differential equations %J Differencialʹnye uravneniâ %D 1991 %P 1448-1450 %V 27 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1991_27_8_a22/ %G ru %F DE_1991_27_8_a22