1. Superficial deposits and structures including landslip, in the Stroud District, Gloucestershire;Ackermann;Proceedings of the Geologists’ Association,1967
2. Jointing, drainage, and slopes in a West African epeirogenetic savanna landscape;Aghassy;Annals of the Associate of American Geographers,1970
3. Hydrogeology of the Jurassic Strata of the Coln, Churn and Frome Catchments in the Cotswolds;Al-Dabbagh,1975
4. The physical properties of major aquifers in England and Wales;Allen,1997
5. The Jurassic System of Great Britain;Arkell,1933