The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "standards" appeared
2003-06-12 : Key issues for the ECB in the field of payment systems2000-09-08 : The international role of the euro
1999-11-05 : Economic divergences in the euro area: the consequences for economic policies
1999-06-03 : Developments in the Financial Sector in Europe following the Introduction of the Euro
1997-09-22 : The European Monetary Institute and progress towards monetary union