1. APWA Reporter, July 2013
2. Arbetsgruppen för Öresundsberedskap: Beredskap för trafiken vid ett långvarigt trafikavbrott på Öresundsbron (2016)
3. BBC: Forth Road Bridge to be closed until new year, bbc.com, December 4, 2015.
http://www.bbc.com/news/uk-scotland-35001277
(2015b). Accessed 2 Feb 2016
4. BBC: Why is the Forth Road Bridge Closed?, bbc.com, December 4, 2015.
http://www.bbc.com/news/uk-scotland-edinburgh-east-fife-35007187
(2015a). Accessed 2 Feb 2016
5. Biringer, B., Vugrin, E., Warren, D.: Critical Infrastructure System Security and Resiliency. CRC Press, Boca Raton (2013)