Zhang, Z., H. He, Z. Luo, H. Qin, and S. Guo. “An Efficient Forest-Based Tabu Search Algorithm for the Split-Delivery Vehicle Routing Problem”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 29, no. 1, Mar. 2015, doi:10.1609/aaai.v29i1.9657.