http://www.vocabularyserver.com/gemet/en/http://www.vocabularyserver.com/gemet/en/xml.php?skosTema=14950deterrence http://www.vocabularyserver.com/gemet/en/xml.php?skosTema=14950 policy instrument BT http://www.vocabularyserver.com/gemet/en/xml.php?skosTema=14950 deterrent NT