1. Carboniferous drilling project;Ball;N. B. Dep. Nat. Resour., Fredericton, Rep. Invest.,1981
2. Diversion of heat by Archaean cratons: implications for ‘reduced’ heat flow;Ballard;Eos, Trans. Am. Geophys. Union,1986
3. Heat flow and thermal history in New England and New York;Birch,1968
4. Development of HDR reconnaissance in the United Kingdom;Brown,1982
5. Heat flow in South Africa;Bullard,1939