%0 Journal Article %A M. A. Krasnosel'skii %A D. I. Rachinskii %T Normal states of vector relay systems %J Doklady Akademii Nauk %D 1993 %P 556-558 %V 330 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1993_330_5_a6/ %G ru %F DAN_1993_330_5_a6