9Swinkels J,Fleuren T.Operational planning of a large-scale multi-modal transportation system[J].European Journal of Operational Research,2004,156(1):41-53.
10Bérubé J,Potvin J,Vaucher J.Time-dependent shortest paths through fixed sequence of nodes:application to a travel planning problem[J].Computers and Operations Research,2006,33:1838-1856.