%0 Journal Article %A F. P. Vasil'ev %A R. P. Ivanov %T On approximate solution of the time-optimal problem in Banach spaces with constraints on the phase coordinates %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1971 %P 328-347 %V 11 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1971_11_2_a3/ %G ru %F ZVMMF_1971_11_2_a3