@article{ND_2015_11_2_a10,
     author = {V. V. Kozlov},
     title = {The dynamics of systems with servoconstraints. {I}},
     journal = {Russian journal of nonlinear dynamics},
     pages = {353--376},
     publisher = {mathdoc},
     volume = {11},
     number = {2},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ND_2015_11_2_a10/}
}