@techreport{Zehtindjiev-2012-2606,
  author = {Zehtindjiev, P and Whitfield, D},
  title = {Monitoring of wintering geese in the AES Geo Energy Wind Farm 2011/2012},
  institution = {AES Geo Energy},
  year = {2012},
  month = {jan},
  url = {http://www.aesgeoenergy.com/site/images/Wintering%20bird%20monitoring%20study%202011-2012.pdf},
  keywords = {Wind Energy, Land-Based Wind, Birds},
}