The webapp provides for each item the link on ECB's website.
Speeches for : Otmar Issing where "rose" appeared
2006-03-24 : The euro - a currency without a state2006-02-24 : Europe's Hard Fix: The Euro Area
2005-08-09 : Interview with Il Sole 24 Ore
2005-06-16 : European integration - achievements and challenges
2004-10-22 : EU enlargement and monetary integration