The webapp provides for each item the link on ECB's website.
Speeches for : Peter Praet where "week" appeared
2018-06-23 : Interview with Expresso2017-03-24 : Interview with Il Sole 24 Ore
2016-10-26 : The euro area economy, monetary policy and structural reforms
2016-04-29 : Interview with Expansión
2014-05-15 : Interview with Die Zeit