%0 Journal Article %A I. V. Mel'nikova %T The Cauchy problem for a second-order equation %J Differencialʹnye uravneniâ %D 1983 %P 537-538 %V 19 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1983_19_3_a23/ %G ru %F DE_1983_19_3_a23