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Development of hot dry rock geothermal resources : techn. and econom. issues
Tester, Jefferson W., (1985)
Geothermal energy from the earth : its potential impact as an environmentally sustainable resource
Mock, John E., (1997)
Geothermal energy
Muffler, L. J. Patrick, (1982)
Exploration for geothermal resources
Combs, Jim, (1973)
Muffler, L. J. P., (1978)