The webapp provides for each item the link on ECB's website.
Speeches for : Isabel Schnabel where "versa" appeared
2021-11-29 : TV interview with ZDF Morgenmagazin2020-08-26 : Going negative: the ECB’s experience
Speeches for : Isabel Schnabel where "versa" appeared
2021-11-29 : TV interview with ZDF Morgenmagazin