De aanbestedende dienst geeft in de aankondiging of in de uitnodiging tot inschrijving aan, welke referenties hij verlangt.
The Commission shall review this Directive and any new measures which may be adopted by virtue of paragraph 1, having regard to the results of the further negotiations provided for in Article IX (6) of the GATT Agreement and shall, if necessary, submit appropriate proposals to the Council.EurLex-2 EurLex-2