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@article{DAN_1995_343_2_a7, author = {V. A. Yakubovich}, title = {Universal controllers in problems of invariance and tracking}, journal = {Doklady Akademii Nauk}, pages = {172--175}, publisher = {mathdoc}, volume = {343}, number = {2}, year = {1995}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1995_343_2_a7/} }
V. A. Yakubovich. Universal controllers in problems of invariance and tracking. Doklady Akademii Nauk, Tome 343 (1995) no. 2, pp. 172-175. http://geodesic.mathdoc.fr/item/DAN_1995_343_2_a7/