@article{VMUMM_2000_1_a5,
     author = {A. M. Formal'sky and C. Chevallereau and B. Perra},
     title = {On the impact interaction between a rigid body and a support},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {27--32},
     publisher = {mathdoc},
     number = {1},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2000_1_a5/}
}