The webapp provides for each item the link on ECB's website.
Speeches for : Jorg Asmussen where "complement" appeared
2013-11-12 : The Costs and Benefits of Unorthodox Monetary Policy2013-09-10 : The global monetary policy stance: what are the risks?
2013-07-10 : Opening remarks at the closing ceremony of the Eurosystem Needs Analysis Project funded by the European Union