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@article{DAN_1989_304_6_a1, author = {V. I. Zubov}, title = {Integral invariants of asymptotically stable systems of}, journal = {Doklady Akademii Nauk}, pages = {1293--1294}, publisher = {mathdoc}, volume = {304}, number = {6}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1989_304_6_a1/} }
V. I. Zubov. Integral invariants of asymptotically stable systems of. Doklady Akademii Nauk, Tome 304 (1989) no. 6, pp. 1293-1294. http://geodesic.mathdoc.fr/item/DAN_1989_304_6_a1/