%0 Journal Article %A A. B. Zimin %T The Cauchy problem for an $n{\rm th}$ order linear equation with a small parameter multiplying the highest derivative in the case of singular initial data %J Differencialʹnye uravneniâ %D 1970 %P 861-870 %V 6 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1970_6_5_a9/ %G ru %F DE_1970_6_5_a9