%0 Journal Article %A M. I. Ronzhina %A L. A. Manita %A L. V. Lokutsievskiy %T Neighborhood of the Second-Order Singular Regime in Problems with Control in a Disk %J Informatics and Automation %D 2021 %P 222-236 %V 315 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_2021_315_a15/ %G ru %F TRSPY_2021_315_a15