Abderrahmane Aggoun Christos T. Maravelias Alkis Vazacopoulos Mixed Integer Programming/Constraint Programming Hybrid Methods. 2270-2276 2009 Encyclopedia of Optimization http://dx.doi.org/10.1007/978-0-387-74759-0_396 reference/opt/2009 db/reference/opt/opt2009.html#AggounMV09