@article{VSPUI_2016_1_a0,
     author = {T. A. Angelov},
     title = {Representation of piecewise affine functions as a difference of polyhedral},
     journal = {Vestnik Sankt-Peterburgskogo universiteta. Prikladna\^a matematika, informatika, processy upravleni\^a},
     pages = {4--18},
     year = {2016},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSPUI_2016_1_a0/}
}