The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "follow" appeared
2020-11-25 : Interview with Financial Times2015-12-29 : Interview with International Bankers Forum
2013-10-24 : Interview with Het Financieele Dagblad
2013-10-14 : Interview with Frankfurter Allgemeine Zeitung
2013-09-26 : A regime change in supervision and resolution