@misc{56,
  keywords = {RDB},
  author = {Fox Richard and Warren Martin S. and Brereton Tom M.},
  title = {The Butterfly Red List for Great Britain},
  year = {2010},
  journal = {Species Status},
  number = {12},
  pages = {1-32},
  month = {2010},
  publisher = {Joint Nature Conservation Committee,},
  address = {Peterborough},
  isbn = {1473-0154},
  language = {eng},
}