The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "detailed" appeared
2001-06-20 : Euro 2002 Information Campaign2001-03-06 : the EURO. OUR money
1999-10-26 : Presentation of the ECB's Annual Report 1998 to the European Parliament
1998-09-22 : Statement to the European Parliament subcommittee on Monetary affairs