https://vocabularyserver.com/tee/ca/https://vocabularyserver.com/tee/ca/xml.php?skosTema=650Comunitats Europees (tractats) https://vocabularyserver.com/tee/ca/xml.php?skosTema=650 Comunitats Europees (institucions) RT https://vocabularyserver.com/tee/ca/xml.php?skosTema=650 dret comunitari RT https://vocabularyserver.com/tee/ca/xml.php?skosTema=650 Tractat de la Unió Europea NT https://vocabularyserver.com/tee/ca/xml.php?skosTema=650 EURATOM NT https://vocabularyserver.com/tee/ca/xml.php?skosTema=650 CEE NT https://vocabularyserver.com/tee/ca/xml.php?skosTema=650 CECA NT https://vocabularyserver.com/tee/ca/xml.php?skosTema=650 Acta Única Europea NT https://vocabularyserver.com/tee/ca/xml.php?skosTema=650 organitzacions internacionals BT