Graham, Peter S. Intellectual Preservation: Electronic Preservation of the Third Kind, Commission on Preservation and Access, Washington DC, March 1994.
Hoffman, Melia M., and et. al. "The RightPages Service: An Image-Based Electronic Library." Journal of the American Society for Information Science 44, no. 8 (September 1993): 446-452.
Kodak Photo CD Products: A Planning Guide for Developers. Rochester, NY: Eastman Kodak Company, 1992.
Waters, Donald J. "Electronic Technologies and Preservation." Paper presented at the Annual Meeting of the Research Libraries Group, 25 June 1992. Washington, 1992.