The webapp provides for each item the link on ECB's website.
Speeches for : Sabine Lautenschlager where "paper" appeared
2018-10-12 : Guardians of stability – Central Banks, supervisors and the quest for financial stability2017-03-13 : Walled off? Banking regulation after the crisis
2016-09-13 : Monetary policy in uncertain times - the ECB and the crisis