Nizar El Hachemi Michel Gendreau Louis-Martin Rousseau Solving a Log-Truck Scheduling Problem with Constraint Programming. 293-297 2008 CPAIOR http://dx.doi.org/10.1007/978-3-540-68155-7_25 conf/cpaior/2008 db/conf/cpaior/cpaior2008.html#HachemiGR08