The webapp provides for each item the link on ECB's website.
Speeches for : Benoit Coure where "roof" appeared
2018-05-23 : Interview with Die Zeit2018-03-13 : Bitcoin not the answer to a cashless society
2017-01-20 : Interview with CNBC
Speeches for : Benoit Coure where "roof" appeared
2018-05-23 : Interview with Die Zeit