@article{VMUMM_1988_4_a7,
     author = {A. Ya. Sagomonyan},
     title = {An impact of absolutely rigid plane by a rigid-plastic truncated cone},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {37--45},
     publisher = {mathdoc},
     number = {4},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1988_4_a7/}
}