The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "month" appeared
2020-06-25 : The World Economy Transformed2017-12-29 : Interview with Börsen-Zeitung
2017-12-06 : Challenges for euro area monetary policy in early 2018
2017-07-25 : The ECB’s monetary policy stance
2017-07-04 : Loan-level data transparency: achievements and future prospects
2014-05-14 : Keynote speech at 70th Banking Conference of German Cooperative Banks
2013-10-24 : Interview with Het Financieele Dagblad