@techreport{BertholdHeinzLuebbeckeetal.2010, author = {Timo Berthold and Stefan Heinz and Marco L{\"u}bbecke and Rolf M{\"o}hring and Jens Schulz}, title = {A Constraint Integer Programming Approach for Resource-Constrained Project Scheduling}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {10-03}, language = {eng}, year = {2010} }