The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "summit" appeared
2011-10-29 : Interview with Le Monde2011-09-23 : Preventing spillovers on the global economy
2011-07-27 : Interview with Le Point
2008-11-26 : Interview to Al-Ahram
2008-11-21 : 18th Frankfurt European Banking Congress