1. British Geological Survey 1980. 1:250 000 Sheet 55°N04°W, Borders (Aeromagnetic Anomaly). Institute of Geological Sciences .
2. Comments on Magnetic Petrophysics;Clark;Bulletin of the Australian Society of Exploration Geophysicists,1983
3. Evans R. B. Greenwood P. G. (1988) Asian Mining ‘88, Outcrop magnetic susceptibility measurements as a means of differentiating rock types and their mineralisation, with examples from UK and overseas, including SE Asia (Institute of Mining and Metallurgy), pp 45–57.
4. Floyd, J. D. 1975. The Ordouician Rocks of West Nithsdale. PhD thesis, St Andrews University.
5. Stratigraphy of a flysch succession: the Ordovician of W Nithsdale, SW Scotland