The webapp provides for each item the link on ECB's website.
Speeches for : Otmar Issing where "leg" appeared
2006-03-16 : Dinner speech. Monetary policy: a journey from theory to practice - an ECB colloquium held in honour of Otmar Issing2000-10-26 : Should we have faith in central banks?
1999-01-28 : The euro - four weeks after the start