1. Equilibrium temperature and heat flow density measurements in Ireland;Brock,1984
2. Heat flow in South Africa;Bullard,1939
3. Catalogue of geothermal data for the land area of the United Kingdom;Burley;Br. Geol. Surv. Rep.,1984
4. Terrestrial Heat Flow in Europe;Čermák,1979
5. Lower crustal electrical conductivity structure in Scotland and Ireland;Hutton,1987