The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "kingdom" appeared
2003-06-05 : Introductory statement with Q&A2001-10-16 : The ECB's quantitative definition of price stability and its comparison with such definitions or inflation targets applied in other large economic areas
1998-02-16 : The ESCB: independent, transparent and communicative