@InProceedings{LagerkvistPesant:BPPC:2008,
   Author =    "Mikael Z. Lagerkvist and Gilles Pesant",
   Title =     "Modeling Irregular Shape Placement Problems with Regular Constraints",
   Booktitle = "First Workshop on Bin Packing and Placement Constraints BPPC'08",
   Year =      2008,
   URL =       "http://www.gecode.org/paper.html?id=LagerkvistPesant:BPPC:2008"
}