1. Optimal Scheduling of Preventive Maintenance for Offshore Wind Farms
2. World Nuclear Association, 2019. World uranium mining production, www.world-nuclear.org/information-library/nuclear-fuel-cycle/mining-of-uranium/world-uranium-mining-production.aspx (accessed March 30, 2019).
3. World Bank, 2018. Electric power transmission and distribution losses (% of output), https://data.worldbank.org/indicator/EG.ELC.LOSS.ZS?end=2014&start=2009 (accessed January 1, 2019).
4. Woodford, C. , 2019. Lithium ion batteries, EXPLAINTHATSTUFF!, www.explainthatstuff.com/how-lithium-ion-batteries-work.html (accessed March 26, 2019).
5. Analysis of emission data from global commercial aviation: 2004 and 2006