@Book{Schulte:LNAI:2002,
   Author =    "Christian Schulte",
   Title =     "Programming Constraint Services",
   Publisher = "Springer-Verlag",
   Series =    "Lecture Notes in Artificial Intelligence",
   Volume =    "2302",
   Year =      2002,
   URL =       "https://link.springer.com/book/10.1007/3-540-45945-6"
}