The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "cbdc" appeared
2020-11-02 : Legal aspects of the ECB’s response to the coronavirus (COVID-19) pandemic – an exclusive but narrow competence2020-05-11 : An ECB digital currency – a flight of fancy?
2019-03-22 : Remarks at the ‘Challenges in Understanding the Monetary Transmission Mechanism’ conference