The webapp provides for each item the link on ECB's website.
Speeches for : Lorenzo Bini Smaghi where "contribution" appeared
2010-10-22 : Demographic trends, technological progress and economic growth in advanced economies2007-05-24 : With or Without Prejudice to Price Stability?
2007-03-14 : Introductory remarks at Internationaler Club Frankfurter Wirtschaftsjournalisten
2006-09-28 : Democratic Representation and Economic Policy Rules in an Ageing Society