The webapp provides for each item the link on ECB's website.
Speeches for : Vitor Constancio where "linkages" appeared
2017-09-25 : Developing models for policy analysis in central banks2017-09-22 : Understanding and overcoming low inflation
2012-04-17 : How fit are statistics for use in macro-prudential oversight?
2010-10-20 : Information requirements for macro-prudential oversight and the role of central banks