%0 Journal Article %A A. V. Fedoseev %T Optimal control in a three-sector model of the economy of an underdeveloped country %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1972 %P 925-942 %V 12 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1972_12_4_a7/ %G ru %F ZVMMF_1972_12_4_a7