1. Results from some tracer experiments in crystalline rocks in Sweden;Abelin,1987
2. 222Rn solution by the circulating fluids in a “Hot Dry Rock” geothermal reservoir;Andrews;Appl. Geochem.,1986
3. The use of natural radioelement and radiogenic noble gas dissolution for modelling the surface area and fracture width of a Hot Dry Rock (HDR) reservoir;Andrews;Volume 3 of HDR Geochemistry Group Final Report: Geochemistry in relation to Hot Dry Rock geothermal development in Cornwall, Research Report SD/89/2, Brit. Geol. Surv.,1989
4. The electrical resistivity log as an aid in determining some reservoir characteristics;Archie;Trans. A.I.M.E.,1942
5. The creation of HDR systems by combined explosive and hydraulic fracturing;Batchelor,1982