@inproceedings{Absi2012f,
title = {A Metaheuristic Method for the Multi Trip Vehicle Routing Problem},
author = {D. Cattaruzza and N. Absi and D. Feillet},
booktitle = {VeRoLog 2012 (first meeting of the EURO working Group on Vehicle Routing and Logistics Optimization)},
address = {Bologna, Italie},
month = {June},
year = {2012}
}