The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "adopted" appeared
2020-10-19 : The ECB’s monetary policy amid the pandemic2020-10-08 : European economic governance: early lessons from the crisis
2019-02-04 : The changing role of central banking
2016-12-06 : Distributed Ledger Technology: role and relevance of the ECB
2016-11-10 : Comments by Yves Mersch at Financial Services summit