@article{VMUMM_1982_4_a18,
     author = {V. V. Kozlov},
     title = {The dynamics of systems with nonintegrable {constraints.~II}},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {70--76},
     publisher = {mathdoc},
     number = {4},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1982_4_a18/}
}