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Gadd, Elizabeth. "IPR Issues Facing Open Access." Serials 16, no. 3 (2003): 261-263. http://hdl.handle.net/2134/4304

Gadd, Elizabeth, Charles Oppenheim, and Steve Probets. "The Intellectual Property Rights Issues Facing Self-Archiving: Key Findings of the RoMEO Project." D-Lib Magazine 9, no. 9 (2003). http://www.dlib.org/dlib/september03/gadd/09gadd.html

———. "The RoMEO Project: Protecting Metadata in an Open Access Environment." Ariadne, no. 36 (2003). http://www.ariadne.ac.uk/issue36/romeo/

———. "RoMEO Studies 1: The Impact of Copyright Ownership on Academic Author Self-Archiving." Journal of Documentation 59, no. 3 (2003): 243-277.

———. "RoMEO Studies 2: How Academics Want to Protect Their Open-Access Research Papers." Journal of Information Science 29, no. 5 (2003): 333-356. http://eprints.rclis.org/archive/00001426/

———. "RoMEO Studies 3: How Academics Expect to Use Open-Access Research Papers." Journal of Librarianship and Information Science 35, no. 3 (2003): 171-187. http://eprints.rclis.org/archive/00001427/

———. "RoMEO Studies 4: An Analysis of Journal Publishers' Copyright Agreements." Learned Publishing 16, no. 4 (2003): 293-308. http://www.ingentaconnect.com/content/alpsp/lp/2003/00000016/00000004/art00009

———. "RoMEO Studies 5: IPR Issues Facing OAI Data and Service Providers." The Electronic Library 22, no. 2 (2004): 121-138. http://eprints.rclis.org/archive/00001429/

———. "RoMEO Studies 6: Rights Metadata for Open Archiving." Program: Electronic Library & Information Systems 38, no. 1 (2004): 5-14. http://eprints.rclis.org/archive/00001431/

Griffey, Jason M. "The Perils of Strong Copyright: The American Library Association and Free Culture." Masters Thesis, University of North Carolina at Chapel Hill, 2004. http://www.jasongriffey.net/copyright/jason_griffey_perils_of_copyright.pdf

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Jenkins, Celia, Charles Oppenheim, Steve Probets, and Bill Hubbard. "RoMEO Studies 7: Creation of a Controlled Vocabulary to Analyse Copyright Transfer Agreements." Journal of Information Science 34, no. 3 (2008): 290-307.