The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "ensuring" appeared
1998-12-07 : The ESCB's stability-oriented monetary policy strategy1998-11-12 : The stability-oriented monetary policy strategy of the European System of Central Banks and the international role of the euro
1998-01-22 : EMU - How to grasp the opportunities and avoid the risks
1997-09-22 : The European Monetary Institute and progress towards monetary union