Airline Crew Scheduling with Time Windows and Plane-Count Constraints.

Diego Klabjan Ellis L. Johnson George L. Nemhauser Eric Gelman Srini Ramaswamy Airline Crew Scheduling with Time Windows and Plane-Count Constraints. 337-348 2002 36 Transportation Science 3 http://dx.doi.org/10.1287/trsc.36.3.337.7831 db/journals/transci/transci36.html#KlabjanJNGR02