1. Modeling and implementation issues in vehicle routing;Assad,1988
2. Static pickup and delivery problems: A classification scheme and survey;Berbeglia;TOP,2007
3. Dynamic pickup and delivery with transfers;Bouros,2011
4. Maritime transportation;Christiansen,2007
5. Cordeau, J. F., Desaulniers, G., Desrosiers, J., Solomon, M. M., & Soumis, F. (2002). VRP with time windows. In Toth, P., & Vigo, D. (Eds.), The vehicle routing problem (Vol. 9, pp. 175–193). Philadelphia, PA: SIAM Monographs on Discrete Mathematics and Applications.