1. Asplan Viak (2008) Evaluation of public transport lanes in Trondheim. Asplan Viak, Oslo.
2. Cairns, S., Atkins, S. and Goodwin, P., 2001. Disappearing traffic? The story so far. Municipal Engineer, 1-2001, 13-22. http://contextsensitivesolutions.org/content/reading/disappearing-traffic/resources/disappearing-traffic/.
3. Cairns, S., Hass-Klau, C. and Goodwin, P., 1998. “Traffic impact of highway capacity reductions: assessments of the evidence”. Landor publishing, London.
4. Downs, A., 1962. The law of peak-hour expressway congestion. Traffic Quarterly, Vol. 16, pp. 393-409.
5. Downs, A., 2004. Still stuck in traffic. Coping with peak-hour traffic congestion. Brookings institution press, Washington D.C.