The webapp provides for each item the link on ECB's website.
Speeches for : Vitor Constancio where "interventions" appeared
2014-11-03 : Thomas Philippon's contribution to macro-finance2012-09-06 : Introductory statement to the press conference (with Q&A)
2011-09-22 : Laudatio for Professor Kenneth Rogoff, recipient of the 2011 Deutsche Bank Prize in Financial Economics