http://www.vocabularyserver.com/eurovoc/en/ Eurovoc, the EU's multilingual thesaurus European Communities European Communities 2011-01-02 en 2011-01-02 12:20:19 probationary period 2011-01-02 12:20:19 trial period http://www.vocabularyserver.com/eurovoc/en/xml.php?skosTema=1163http://www.vocabularyserver.com/eurovoc/en/xml.php?skosTema=3534