@article{FPM_2006_12_1_a1,
     author = {N. S. Gusev},
     title = {Canonical decompositions of piecewise affine mappings, polyhedra-traces, and geometrical variational problems},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {57--94},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2006_12_1_a1/}
}