@techreport{Zehtindjiev-2009-2610,
  author = {Zehtindjiev, P and Gash, M and Evans, T and Percival, S},
  title = {The Monitoring of the Wintering Geese in the "Sveti Nikola" Territory and the Kaliakra Region in Winter 2008/2009},
  institution = {AES Geo Energy},
  year = {2009},
  month = {jan},
  url = {http://www.aesgeoenergy.com/site/images/Report%20wintering%20geese%202008%20-%202009%20Rev%2002.pdf},
  keywords = {Wind Energy, Land-Based Wind, Birds},
}