Modot, Alain; Héloïse Fontanel, Nic Garnett, Erik Lambert, André Chaubeau,
Jérôme Chung and Pierre Jalladeau (Media Consulting Group) (2011):
"The “Content Flat-Rate”: A Solution to Illegal File-Sharing? Study"
Directorate General for Internal Policy, Policy Department B: Structural and Cohesion Policies,
Culture and Education. Manuscript completed in July 2011.
Brussels, European Parliament, 2011.
http://www.europarl.europa.eu/activities/committees/studies/download.do?language=de&file=44308

Inoltre, è apparsa la versione definitiva dello studio di Martin Kretschmer:
Private Copying and Fair Compensation: An empirical study of copyright levies in Europe
http://www.cippm.org.uk/publications/comparative-study-of-copyright-levies-in-europe.html

Entrambe le segnalazioni via Volker Grassmuck.

Juan Carlos