Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6626
Is Reference of Keinotekoinen kuuma lähde-fi#Sense
EGS-en#Sense
Enhanced geothermal system-en#Sense
Engineered geothermal system-en#Sense
Wspomagany system geotermalny-pl#Sense