The webapp provides for each item the link on ECB's website.
Speeches for : Tommaso Padoa-Schioppa where "federal" appeared
2002-06-29 : The Euro Goes East2000-11-09 : Domestic payments in Euroland: commercial and central bank money
2000-02-10 : The Eurosystem and financial stability
1999-04-15 : Eurosystem: new challenges for old missions
1998-09-03 : On the eve of the euro