%0 Journal Article %A Ya. Z. Tsypkin %T Stability of processes in non-linear sampled-data systems %J Doklady Akademii Nauk %D 1963 %P 302-304 %V 152 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_152_2_a14/ %G ru %F DAN_1963_152_2_a14