The webapp provides for each item the link on ECB's website.
Speeches for : Otmar Issing where "light" appeared
2006-01-18 : Communication and transparency - how do central banks meet these demands?2004-10-03 : Outlook for the European Economy
2004-05-12 : Summary of “The ECB and the euro - the first five years”
1999-11-11 : The ECB's monetary policy in the context of globalisation