1. AASHTO, Guide for the Development of Bicycle Facilities, American Association of State Highway and Transportation Officials, Washington DC.
2. Investigation of cycling sensitivities;Abraham;Paper presented at the 81st Annual Meeting of the Transportation Research Board, Washington, DC,2002
3. Operational Analysis of Uninterrupted Bicycle Facilities;Allen;Transportation Research Record,1998
4. Ottawa-Carleton commuter cyclist on- and off-road incident rates;Aultman-Hall;Accident Analysis and Prevention,1998
5. Method to Determine Level of Service for Bicycle Paths and Pedestrian-Bicycle Paths;Botma;Transportation Research Record,1995