The webapp provides for each item the link on ECB's website.
Speeches for : Eugenio Domingo Solans where "supply" appeared
2003-10-17 : Prices, productivity and growth... and money2002-01-24 : The culmination of European Monetary Union
2001-05-15 : Putting euro banknotes and coins into circulation
1998-12-04 : The monetary policy of the European Central Bank