Qureshi, A.G.; Taniguchi, E.; Yamada, T. - In: Transportation Research Part E: Logistics and … 45 (2009) 6, pp. 960-977
A new column generation based exact optimization approach for the vehicle routing and scheduling problem with semi soft time windows (VRPSSTW) is presented. Elementary shortest path problem with resource constraints and late arrival penalties is solved as a subproblem, which rises from the...