@techreport{Betke-2008-4557,
  author = {Betke, K},
  title = {Measurement of Wind Turbine Construction Noise at Horns Rev II},
  institution = {BioConsult SH},
  year = {2008},
  month = {dec},
  number = {1256-08-a-KB},
  keywords = {Wind Energy, Fixed Offshore Wind, Noise, Marine Mammals},
}