The webapp provides for each item the link on ECB's website.
Speeches for : Benoit Coure where "maturities" appeared
2018-09-25 : Waiting for ESTER: the road ahead for interest rate benchmark reform2016-08-27 : The ECB's operational framework in post-crisis times
2015-05-19 : How binding is the zero lower bound?
2015-01-29 : Interview with Corriere della Sera
2014-04-13 : Asset purchases as an instrument of monetary policy
2013-05-03 : Where to exit to? Monetary policy implementation after the crisis