The webapp provides for each item the link on ECB's website.
Speeches for : Fabio Panetta where "control" appeared
2023-06-23 : Paradise lost? How crypto failed to deliver on its promises and what to do about it2023-03-10 : Digital euro – a work in progress
2022-08-23 : Policy panel on central bank digital currencies
2020-11-04 : The two sides of the (stable)coin