1. A bridge in Mumbai: Halfway to paradise (2012, December 22). The Economist Retrieved March 15, 2018, from https://www.economist.com/christmas-specials/2012/12/22/halfway-to-paradise
2. Audikana, A., Ravalet, E., Baranger, V., & Kaufmann, V. (2017). Implementing bikesharing systems in small cities: Evidence from the Swiss experience. Transportation Policy, 55, 18–28.
3. Basalla, G. (1988). The evolution of technology. Cambridge: Cambridge University Press.
4. Bateson, M., Robinson, R., Abayomi-Cole, T., Greenlees, J., O’Connor, A., & Nettle, D. (2015). Watching eyes on potential litter can reduce littering: Evidence from two field experiments. PeerJ, 3, e1443. https://peerj.com/articles/1443/
5. Bazerman, M., & Tenbrunsel, A. (2013). Blind spots: Why we fail to do what’s right and what to do about it. Princeton, NJ: Princeton University Press.