The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "symbols" appeared
2003-10-22 : Maastricht and the future of Europe2002-05-08 : What are the political consequences of the euro?
2001-08-30 : Press conference on the occasion of the unveiling of the euro banknotes and their security features. Introductory statement