Geothermics and geothermal energy : symposium held during the joint general assemblies of EGS and ESC, Budapest, August 1980 / editors, Vladimír Čermák and Ralph Haenel.
Geothermics and geothermal energy : symposium held during the joint general assemblies of EGS and ESC, Budapest, August 1980 / editors, Vladimír Čermák and Ralph Haenel.