The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet, Vitor Constancio where "authorities" appeared
2011-07-07 : Introductory statement to the press conference (with Q&A)2010-12-02 : Introductory statement with Q&A
2010-10-07 : Introductory statement with Q&A
2010-08-05 : Introductory statement with Q&A