@techreport{WWF Greece-2013-1400,
  author = {WWF Greece},
  title = {Wind farms in Thrace: Updating the proposal for proper site selection},
  institution = {WWF Greece},
  year = {2013},
  month = {sep},
  url = {https://www.wwf.gr/images/pdfs/2013_ProperSiteSelection.pdf},
  keywords = {Wind Energy, Land-Based Wind, Raptors, Birds},
}