%0 Journal Article %A N. S. Borzov %A Z. T. Zhukovskaya %T On the existence of admissible processes for control systems with mixed constraints %J Vestnik rossijskih universitetov. Matematika %D 2023 %P 227-235 %V 28 %N 143 %I mathdoc %U http://geodesic.mathdoc.fr/item/VTAMU_2023_28_143_a1/ %G ru %F VTAMU_2023_28_143_a1