The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "rigorous" appeared
2011-10-11 : Interview with Die Welt2011-10-11 : Interview with L'Express
2011-09-02 : Interview with Il Sole 24 Ore
2011-06-30 : Hearing at the Committee on Economic and Monetary Affairs of the European Parliament
2011-05-15 : Contribution to Bild am Sonntag
2009-11-25 : Interview with Het Financieele Dagblad
2009-01-08 : State celebrations for the introduction of the euro in Slovakia
2007-01-15 : Speech at the Celebration “Welcome to the Euro”