1. A.B. Alkhasov, 2008, Geothermal Power Engineering. Problems, Resources, Technologies, Fizmatlit, Moscow.
2. Finalpdf.
3. G.A. Askel’rud, 1966), Solution for a generalized problem of heat and mass transfer in a bed, J. Engng Phys., Vol. 11, No. 1, P. 60–66.
4. R. Bertani, 2007, World geothermal generation in 2007, Geo-Heat Centre Quarterly Bulletin. Klamath Falls, Oregon: Oregon Institute of Technology, Vol. 28, No. 5, P. 8–19.
5. P.P. Bezrukih, Yu.D. Arbuzov, G.A. Borisov et al., 2002, Resources and Efficiency of Using Renewable Power Sources, Nauka, St. Petersburg.