1. Mega-Projects: The Changing Politics of Urban Public Investment;Altshuler,2003
2. Achieving majority public support for urban road pricing: preserving the driver’s right to choose;Cain;Transportation Research Record,2005
3. City of New York, 2007. PlaNYC: a greener, greater New York, April 2007.
4. Commission on Metropolitan Transportation Authority Financing (Ravitch Commission), 2008. Report to Governor David A. Paterson, December 2008.
5. Confessore, N., 2008. $8 Traffic fee for Manhattan gets nowhere. New York Times, April 8, 2008.