1. Aditi Singh, P.S. (2009). Determination of Congestion cost in Central Business District of New Delhi - A Case Study. Journal of Indian Road Congress, (pp.129-141).
2. A Stated Preference Approach for valuation of Travel time Displayed as Traffic Information on a VMS Board;Basu;Journal of Urban Planning and Development, ASCE,2010
3. Bijit Kumar Banik, Md. Aktarul Islam Chowdhury &Md. Shahjahan Kaisar Alam Sarkar (2009). Study of Traffic Congestion In Sylhet City. Journal of the Indian Roads Congress,(pp.75-86).
4. C. V. Phani Kumar, Debasis Basu, and Bhargab Maitra, (2004). Modeling Generalized Cost of travel for Rural Bus Users: A Case Study-Journal of Public Transportation, Vol. 7, No.2.
5. CPCB (Central Pollution Control Board), Transport Fuel Quality for the year 2005.Probes/78/2000-01.New Delhi;2000.