@article{VMUMM_1994_3_a10,
     author = {V. V. Kozlov},
     title = {On the equilibria of nonholonomic systems},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {74--79},
     publisher = {mathdoc},
     number = {3},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1994_3_a10/}
}