The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "pace" appeared
2020-10-08 : European economic governance: early lessons from the crisis2017-12-06 : Challenges for euro area monetary policy in early 2018
2017-07-25 : The ECB’s monetary policy stance
2016-09-26 : The next steps in the evolution of the Eurosystem's market infrastructure