The webapp provides for each item the link on ECB's website.
Speeches for : Otmar Issing where "sustained" appeared
2001-02-21 : The euro - a stable currency for Europe2000-09-23 : How to maintain growth in the euro area?
2000-05-05 : How to achieve a durable macro-economic policy mix favourable to growth and employment?
2000-01-26 : The euro area - first experience and perspectives