NEWS PAPER ARTICLES
- BBC NEWS,
ONLINE NETWORK, February 9, 1999
- REUTERS
- Berliner Zeitung, February 10, 1999
- ABC News, February 5, 1999
- Science Tribune, March 11, 1999
- Noticias, February 9, 1999
- Ciencia & Techologia, February 5, 1999
- Nanotechnology, June 25, 2000