%0 Journal Article %A A. I. Orlov %T The construction of a force function from a given family of trajectories %J Differencialʹnye uravneniâ %D 1983 %P 1804-1807 %V 19 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1983_19_10_a22/ %G ru %F DE_1983_19_10_a22