1. Getting out of gear and into magnets;Jamieson;Wind Power Monthly,2008
2. Krohn , S. Morthorst , P.-E. Awerbuch , S. 2009 The Economics of Wind Energy
3. AWEA 2010 American Wind Energy Association 4th Quarter 2009 Market Report, January 2010
4. Morthorst , P.-E. 2009 The Economics of Wind Power - Status and Perspectives Pre-conference Seminar, EWEC 2009, Marseille, March 2009
5. Airborne wind energy systems: a review of the technologies;Cherubini;Renewable and Sustainable Energy Reviews,2015