%0 Journal Article %A V. A. Yakubovich %T Adaptive systems with multistep goal conditions %J Doklady Akademii Nauk %D 1968 %P 303-306 %V 183 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1968_183_2_a14/ %G ru %F DAN_1968_183_2_a14