The webapp provides for each item the link on ECB's website.
Speeches for : Sabine Lautenschlager where "shadow" appeared
2019-01-17 : Interview with Politico2018-10-30 : Ten years after the crisis – risks, rules and supervision
2018-10-12 : Guardians of stability – Central Banks, supervisors and the quest for financial stability
2017-10-16 : Dealing with a globalised banking sector