1. The importance of the invertebrate fauna of Thorne and Hatfield Moors: an exercise in site assessment;Ball;Thorne & Hatfield Moors Papers,1992
2. Beitrag zur Hochmoor-Spinnenfauna des Hohen Venns (Hautes Fagnes) Zwischen Nordeifel und Ardennen;Casemir;Decheniana (Bonn),1976
3. The invertebrate communities of peat and upland grasslands in the north of England and some conservation implications;Coulson;Biological Conservation,1985
4. Cruickshank, M.M., Tomlinson, R.W., 1988. The Northern Ireland Peatland Survey. Report to Countryside and Wildlife Branch, Department of the Environment (NI), Belfast.
5. Lowland Bogs Spider Survey;Curtis,1977