%0 Journal Article %A S. V. Kruglikov %T On the separation property in a~priori problems of ensured control and estimation. Operator formalization %J Trudy Instituta matematiki i mehaniki %D 1998 %P 267-276 %V 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_1998_5_a19/ %G ru %F TIMM_1998_5_a19