%0 Journal Article %A E. S. Pyatnitskii %T Uniform stability under parametric perturbations %J Differencialʹnye uravneniâ %D 1973 %P 1262-1274 %V 9 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1973_9_7_a10/ %G ru %F DE_1973_9_7_a10