The webapp provides for each item the link on ECB's website.
Speeches for : Sirkka Hamalainen where "adopted" appeared
2001-10-05 : The euro and the global economy2000-09-08 : The single monetary policy - formulation, implementation and communication
1999-12-03 : The single monetary policy: the role of transparency and openness
1999-11-19 : The Eurosystem and the implementation of monetary policy