%0 Journal Article %A N. V. Gavrilova %A N. J. Yurchuk %T The Cauchy problem for operator-differential equations of Euler--Poisson--Darboux type %J Differencialʹnye uravneniâ %D 1981 %P 789-795 %V 17 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1981_17_5_a2/ %G ru %F DE_1981_17_5_a2