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@article{DAN_1966_167_6_a8, author = {Yu. M.-L. Kostyukovskii}, title = {On the controllability of dynamic systems}, journal = {Doklady Akademii Nauk}, pages = {1245--1248}, publisher = {mathdoc}, volume = {167}, number = {6}, year = {1966}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1966_167_6_a8/} }
Yu. M.-L. Kostyukovskii. On the controllability of dynamic systems. Doklady Akademii Nauk, Tome 167 (1966) no. 6, pp. 1245-1248. http://geodesic.mathdoc.fr/item/DAN_1966_167_6_a8/