http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585radar http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585 exploring and investigating techniques BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585 synthetic aperture radar NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585 ground-penetrating radar NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585 radio assisted detection and ranging UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585 radio detecting and ranging UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585 radio detection and ranging UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585 ranging, radio assisted detection and UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585 ranging, radio detecting and UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304585 ranging, radio detection and UF