1. Delft University Wind Energy Research Institute (2001) "Offshore Wind Energy Ready to Power a Sustainable Europe " Concerted Action on Offshore Wind Energy in Europe Report No. Duwind 2001.006 December 2001.
2. Elmer W. J. Gerasch T. Neumann J. Gabriel K. Betke M. Schultz-von Glahn (2007) "Measurement and Reduction of Offshore Wind Turbine Construction Noise " DEWI Magazine Nr. 30 February 2007.
3. Gaythwaite J.H. (1990) "Design of Marine Facilities for the Berthing Mooring and Repair of Vessels " Van Nostrand Reinhold Co. ISBN-13: 978-0442229009 June 1990.
4. Malhotra Sanjeev (2007b) "Selection Design and Construction Guidelines for Offshore Wind Turbine Foundations " PB Research & Innovation Report Oct. 2007.