@book{9783865965202,
  title = {Migration from and towards Bulgaria 1989–2011},
  editor = {Tanya Dimitrova,Thede Kahl},
  publisher = {Frank \& Timme},
  year = {2013},
  edition = {1},
  series = {Forum: Bulgarien},
  volume = {2},
  url = {https://www.frank-timme.de/de/programm/produkt/migration\_from\_and\_towards\_bulgaria\_19892011}
}