@article{VMUMM_1996_1_a12,
     author = {V. G. Vil'ke},
     title = {Pantograph motion along a contact wire},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {65--71},
     publisher = {mathdoc},
     number = {1},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1996_1_a12/}
}