The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "alertness" appeared
2011-10-04 : Hearing at the Committee on Economic and Monetary Affairs of the European Parliament2011-06-01 : Making decisions in an uncertain world
2010-02-11 : Statement following the meeting of the Heads of State and Government on 11 February 2010
2009-08-22 : Credible alertness revisited
2008-06-05 : Introductory statement with Q&A
2007-09-07 : The euro area and its Monetary Policy
2006-06-08 : Lecture on “Activism and alertness in monetary policy”