1. Alkhasov, A.B. (2008) Geothermal Energy. Problems, Resources, Technologies. Moskow: Fizmatlit, 375 p. (in Russian)
2. DiPippo, R. (2005) Geothermal Power Plants. Principles, Applications, and Case Studies, Elsevier, Oxford, England, 450 p
3. The Future of Geothermal Energy in the 21st Century Impact of Enhanced Geothermal Systems (EGS) on the United States. Report. (2006), Massachusetts Institute of Technology. 358 p
4. Bertani, R. (2012) Geothermal Power Generation in the World 2005–2010 Update Report, Geothermics, 4, pp. 1–29
5. Ogurechnikov, L.A. (2014) Saving Energy Resources. Generation of Electric Energy and Heat Supply Based on Low-Potential Sources, Lap Lambert Academic Publishing, Germany, 130 p