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2. “OFFSHORE WIND VISION” http://offshorewind.works/wp-content/uploads/2015/11/151106_Offshore-Wind-Vision_FINAL.pdf.
3. “European Offshore Supergrid Proposal, Vision and Executive Summary” www. Airtricity.com http://www.trec-uk.org.uk/resources/airtricity_supergrid_V1.4.pdf [Visited Date: 10.12.2016].
4. “Offshore Wind and the European Supergrid – from vision to reality”, EUFORES, Parliamentary Kick-off 2010, Tilman Schwencke, http://www.eufores.org/fileadmin/eufores/Events/Parliamentary_Events/Offshore_September_2010/EUFORES_Schwencke.pdf.
5. Monica Aragues-Penalba, Jef Beerten, Johan Rimez, Dirk Van Hertem, Oriol Gomis-Bellmunt. “Optimal power flow tool for hybrid AC/DC systems”, proceedings of the 11th Iet International Conference on Ac and Dc Power Transmission, 2015.