1. Tourist satisfaction and dissatisfaction;Alegre;Annals of Tourism Research,2010
2. Arinbjarnarson, H. (2016). Nl vestra_11apr_laufey. Excel sheet. Personal communication via email 11.4.14.
3. Askja Energy (2017). The hydro and geothermal history. 〈https://askjaenergy.com/iceland-renewable-energy-sources/hydro-and-geothermal-history〉.Accessed 5 February 2018.
4. Analysing tourist satisfaction at a mature and multi-product destination;Bernini;Current Issues in Tourism,2014
5. Burns, G. L. & Haraldsdóttir, L. (2016). Potential Effects of Proposed Power Plants on Tourism in Skagafjörður, Iceland. 〈http://www.ramma.is/media/rannsoknir-f2-a3/SkagafjordurTourismReport20April 2016.pdf〉.Accessed 5 February 2018.