1. British Regional Geology: The Pennines and Adjacent Areas;Aitkenhead,2002
2. The physical properties of major aquifers in England and Wales;Allen,1997
3. Lithostratigraphy of the Sherwood Sandstone Group of England, Wales and south-west Scotland;Ambrose;British Geological Survey Research Report,2014
4. Active width of gravel-bed braided rivers;Ashmore;Earth Surface Processes and Landforms,2011
5. Triassic;Bachmann,2010