Lewinski, Silke von Intellectual Property and Competition Law, MPI for Intellectual Property, Competition and Tax Law, Max Planck Society;
https://unesdoc.unesco.org/ark:/48223/pf0000262605.locale=en (Publisher version)
Lewinski, S. v. (2005). Mandatory Collective Administration of Exclusive Rights – A Case Study On Its Compatibility With International and EC Copyright Law. Copyright bulletin / UNESCO, 2004(January - March), 1-14.