The webapp provides for each item the link on ECB's website.
Speeches for : Lorenzo Bini Smaghi where "instability" appeared
2011-09-15 : Policy rules and institutions in times of crisis2011-01-19 : Lessons for monetary policy from the recent crisis
2011-01-10 : The International Monetary System: Towards a New Era
2009-09-11 : An ocean apart? Comparing transatlantic responses to the financial crisis
2008-10-20 : Some thoughts on the international financial crisis