1. Aashtiani H. Z. (1979). “The multimodal traffic assignment problem ” thesis presented to the Sloan School of Management Massachusetts Institute of Technology Cambridge Mass. in partial fulfillment of the requirements for the degree of Doctor of Philosophy.
2. Atherton T. J. and Ben‐Akiva M. E. (1976). “Transferability and Updating of Disaggregate Travel Demand Models.” Presented at the Transportation Research Board Annual Meeting Washington D.C.
3. Bay area transportation report . (1969). Bay Area Transportation Study Commission Berkeley Calif. Also Supplement 1 and 2 .
4. Brand D. and Benham J. L. (1982). “An elasticity‐based method for forecasting travel on current urban transportation alternatives.” Transportation Research Record 895 Transportation Research Board Washington D.C. pp. 32–37.
5. Caldwell L. C. and Demetsky M. J. (1980). “Transferability of trip generation models.” Transportation Research Record 751 Transportation Research Board Washington D.C. pp. 56–62.