%0 Journal Article %A V. M. Zakalyukin %A A. N. Kurbatskii %T Envelope Singularities of Families of Planes in Control Theory %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2008 %P 73-86 %V 262 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_2008_262_a6/ %G ru %F TM_2008_262_a6