The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "establishing" appeared
2015-10-13 : Speech at MNI Connect event2015-06-25 : On European Unity: Economic and Institutional Challenges Facing Europe
2013-03-19 : Closing remarks at the ECB/EU Commission conference on “Post-trade harmonisation and financial integration in Europe”