The webapp provides for each item the link on ECB's website.
Speeches for : Benoit Coure where "message" appeared
2019-01-25 : Interview with Bloomberg TV2016-12-09 : Interview with Europe 1
2016-05-19 : Interview with The Yomiuri Shimbun
2015-10-12 : Interview with CNBC Television
2014-09-08 : Interview with the Robert Schuman Foundation