1. The effect of social comparisons on commute well-being;Abou-Zeid;Transp. Res. Part A: Policy Pract.,2011
2. Satisfaction and Travel Choices;Abou-Zeid,2014
3. Amtrak, 2017. Capitol Corridor On-Time Performance. Available: https://www.amtrak.com/capitol-corridor-train&mode=perf&overrideDefaultTemplate=OTPPageVerticalRouteOverview (accessed 6.07.17).
4. Berliner, R. M., Malokin, A., Circella, G., Mokhtarian, P. L. 2015. Travel-based multitasking: modeling the propensity to conduct activities while commuting. In: Transportation Research Board 94th Annual Meeting (No. 15-5018).
5. Fifty years of bicycle policy in Davis, California;Buehler;Transp. Res. Rec. J. Transp. Res. Board,2008