1. Manheim M. (1979). Fundamentals of transportation systems analysis MIT Press, Cambridge, Mass.
2. Sheffi Y. (1985). Urban transportation networks. Prentice Hall, Englewood Cliff, NJ.
3. Ortuzar J.de D., and L.G. Willumsen (1994). Modelling Transport John Wiley and Sons, 2nd edition.
4. Wilson A.G. (1974). Urban and regional models in geography and planning. John Wiley and Sons, London.
5. Hutchinson G. (1974). Principles of urban transportation systems planning. McGraw-Hill, New York.