The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "surplus" appeared
2013-12-09 : Euro area monetary policy: where we stand2013-10-24 : Interview with Het Financieele Dagblad
Speeches for : Yves Mersch where "surplus" appeared
2013-12-09 : Euro area monetary policy: where we stand