The following publications are possibly variants of this publication:
- Branch-cut-and-price for the vehicle routing problem with simultaneous pickup and deliveryAnand Subramanian, Eduardo Uchoa, Artur Alves Pessoa, Luiz Satoru Ochi. ol, 7(7):1569-1581, 2013. [doi]
- New Lower Bounds for the Vehicle Routing Problem with Simultaneous Pickup and DeliveryAnand Subramanian, Eduardo Uchoa, Luiz Satoru Ochi. wea 2010: 276-287 [doi]
- A parallel heuristic for the Vehicle Routing Problem with Simultaneous Pickup and DeliveryAnand Subramanian, LĂșcia Maria de A. Drummond, Cristiana Bentes, Luiz Satoru Ochi, Ricardo C. Farias. cor, 37(11):1899-1911, 2010. [doi]