The webapp provides for each item the link on ECB's website.
Speeches for : Vitor Constancio where "transparency" appeared
2015-04-20 : Presentation of the ECB Annual Report 2014 to the Committee on Economic and Monetary Affairs of the European Parliament2014-06-04 : Accounting and Financial Reporting by Central Banks
2012-12-03 : Introductory remarks to the ECB workshop - Repo market and securities lending: towards an EU database