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@article{DAN_1965_160_4_a11, author = {Yu. I. Neimark and N. A. Fufaev}, title = {On the stability of equilibrium states of non-holonomic systems}, journal = {Doklady Akademii Nauk}, pages = {781--784}, publisher = {mathdoc}, volume = {160}, number = {4}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_160_4_a11/} }
Yu. I. Neimark; N. A. Fufaev. On the stability of equilibrium states of non-holonomic systems. Doklady Akademii Nauk, Tome 160 (1965) no. 4, pp. 781-784. http://geodesic.mathdoc.fr/item/DAN_1965_160_4_a11/