@article{VMUMM_2005_5_a13,
     author = {N. S. Gusev},
     title = {A canonical decomposition of piecewise affine mappings and polyhedra-traces},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {70--72},
     year = {2005},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2005_5_a13/}
}