@misc{eurostatnonekey,
  title = {Key variables: area, livestock (LSU), labour force and standard output (SO) by economic size of farm (SO in Euro), legal status of holding and NUTS 2 regions}
  author = {Eurostat},
  url = {https://appsso.eurostat.ec.europa.eu/nui/show.do?dataset=ef_kvecsleg&lang=en},
  year = {None}
}