Reference
Alain Roset (Groupe La Poste), and Matthias Winkenbach (WHU - Otto Beisheim School of Management), “A Mixed Integer Linear Programming Model For Soving Large-Scale Integrated Location-Routing Problems For Urban Logistics Applications at Groupe La Poste”, Seventh bi-annual conference on The Economics of the Postal Sector in the Digital World, Toulouse, France, March 22–23, 2012.