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2. Upper Old Red Sandstone (Farlovian) palaeogeography in South Wales and the Welsh Borderland;Allen;Journal of Sedimentary Petrology,1965
3. The Devonian rocks of South Wales and the Welsh Borderland;Allen,1974
4. Structure of Blackdown pericline, Mendip Hills from gravity and seismic data;Ates;Journal of the Geological Society, London,1993
5. Deep structure of the East Mendip Hills from gravity, aeromagnetic and seismic reflection data;Ates;Journal of the Geological Society, London,1993