The webapp provides for each item the link on ECB's website.
Speeches for : Benoit Coure where "monthly" appeared
2018-10-26 : The international dimension of the ECB’s asset purchase programme: an update2017-12-16 : Central banks as risk managers
2017-11-21 : Interview with Handelsblatt
2016-09-26 : Interview with Süddeutsche Zeitung