1. Press Release (full text ) [June 7, 2002]
2. Press Release (full text ) [May 11, 2002]
3. Website
4. Apps, Ann~MacIntyre, Ross. Journal of Digital information [January 2002]
5. Anutariya, Chutiporn~Wuwongse, Vilas~Akama, Kiyoshi~Nantajeewarawat, Ekawit. Journal of Digital information [January 2002]
6. Koch, Traugott~Weibel, Stuart. Journal of Digital information [January 2002]
7. Baker, Thomas~Dekkers, Makx~Heery, Rachel~Patel, Manjula~Salokhe, Gauri. Journal of Digital information [January 2002]
8. Dyreson, Curtis E~Bohlen, Michael H~Jensen, Christian S. Journal of Digital information [January 2002]
9. Greenberg, Jane~Pattuelli, Maria Cristina~Parsia, Bijan~Robertson, W. Davenport. Journal of Digital information [January 2002]
10. Kunze, John A. Journal of Digital information [January 2002]
11. Lagoze, Carl~Hunter, Jane. Journal of Digital information [January 2002]
12. Wen, Danyang~Sakaguchi, Tetsuo~Sugimoto, Shigeo~Tabata, Koichi. Journal of Digital information [January 2002]
13. Visual Resources Association Data Standards Committee. Website [July 24, 2001]
14. Lagoze, Carl. (full text ) D-Lib magazine [January 2001]
15. Dorman, David. Computers in libraries [January 2001]