http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31297973power supply http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31297973 functional concepts BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31297973 resources concepts BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31297973 electric power production NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31297973 electric power supply UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31297973 supply, electric power UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31297973 supply, power UF