The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "foster" appeared
2003-10-13 : Introductory statement with Q&A2000-09-08 : The international role of the euro
1998-11-20 : The International Role of the Euro and the ESCBs Monetary Policy
1998-09-18 : Signing ceremony for the Headquarters Agreement
1997-10-17 : 1999 - A new European monetary system