1. American Library Association. (2009).What is fair use? American Library Association. Retrieved December 5, 2009, from http://www.ala.org/Template.cfm?Section=cop rightarticle&Template=/ContentManagement/ContentDisplay.cfm&ContentID=26700
2. First sale, digital copyright, and libraries;Anderson;Behavioral & Social Sciences Librarian,2002
3. Arnab, A., & Hutchison, A. (2004). Digital rights management-An overview of current challenges and solutions. In Proceedings of Information Security South Africa (ISSA) Conference 2004.
4. Fairer usage contracts for DRM;Arnab;In Proceedings of the 5th ACM workshop on Digital rights management,2005
5. Strong copyright + DRM + weak net neutrality = digital dystopia;Bailey;Information Technology and Libraries,2006