@article{VMUMM_1993_1_a25,
     author = {D. Zekovich},
     title = {On the motion of an integrable system with a nonlinear nonholonomic coupling. {The} resonance case},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {104--108},
     publisher = {mathdoc},
     number = {1},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1993_1_a25/}
}