1. Agarwal RG, Al-Hussainy R, Ramey HJ (1970) An investigation of wellbore storage and skin effect in liquid unsteady flow: 1. analytical treatment. J Soc Pet Eng 47:279–290
2. Armstead HCH, Tester JW (1987) Heat mining. Spoon, London
3. Baria RA, Green SP (1989) Microseismics: a key to understanding reservoir growth. In: Baria R (ed) Hot dry rock geothermal energy, Proc. Camborne School of Mines International Hot Dry Rock Conference, Camborne School of Mines Redruth, Robertson Scientific, London, pp 363-377
4. Baria R, Baumgärtner J, Gérard A, Jung R (1994) The Europeen Geothermal Energy Project at Soultz-sous-Forêts: scientific results associated with large scale hydraulic injection tests. Socomine, Soultz-sous-Forêts, France, BGR, Hannover, Germany, 75 pp
5. Batchelor AS (1977) Brief summary of some geothermal related studies in the United Kingdom. 2nd NATO/CCMS Geothermal Conf., Los Alamos, NM, 22–24 June 1977, pp 27–29