1. F. Steegmans, et al., TINA Network Resource Architecture, Version 3.0, February 1997, http://www.tinac.com
2. M. Yates, et al., TINA Business Model and Reference Points, Version 4.0, May 1997, http://www.tinac.com
3. C. Abarca, et al., TINA Service Architecture, Version 5.0, June 1997, http://www.tinac.com
4. Organization for Economic Co-operation and Development (OECD), The Economic and Social Impact of Electronic Commerce, Preliminary Findings and Research Agenda, 1999.
5. Organization for Economic Co-operation and Development (OECD), Electronic Commerce, Opportunities and Challenges for the Government, 1999.