1. Kühn, M.: ‘Structural and economic optimization of bottom-mounted offshore wind energy converters’, (Institute for Wind Energy, Delft University of Technology 1998)
2. Fuglsang, P., and Thomsen, K.: ‘Cost optimization of wind turbines for large-scale offshore wind farms’, (Report from Risoe National Laboratory, Roskilde 1998)
3. Lundberg, S.: ‘Configuration study of larger wind parks’, 2003, Thesis for the degree of licentiate engineering, Chalmers University of Technology, Department of Electric Power Engineering, Göteborg, Sweden ISSN 1651-4998
4. Transmission systems for offshore wind farms