@Article{SalaVacc11,
author = {Matteo Salani and Ilaria Vacca },
title = {Branch and Price for the Vehicle Routing Problem with Discrete Split Deliveries and Time Windows},
journal = {European Journal of Operational Research},
volume = {213},
number = {3},
pages = {470-477},
doi = {10.1016/j.ejor.2011.03.023},
year = {2011}
}