@article{ALCO_2019__2_4_585_0,
     author = {Botero, Ana M.},
     title = {Canonical decomposition of a difference of convex sets},
     journal = {Algebraic Combinatorics},
     pages = {585--602},
     publisher = {MathOA foundation},
     volume = {2},
     number = {4},
     year = {2019},
     doi = {10.5802/alco.55},
     mrnumber = {3997512},
     zbl = {1420.52005},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/alco.55/}
}