Article Information
vol. 313 no. 5789 954-958
- Received for publication May 8, 2006
- Accepted for publication July 6, 2006
- .
Author Information
- 1 J. Stefan Institute, Jamova 39, 1000 Ljubljana, Slovenia.
- 2 Faculty of Mathematics and Physics, University of Ljubljana, Jadranska 19, 1000 Ljubljana, Slovenia.
- ↵* To whom correspondence should be addressed. E-mail: igor.musevic{at}ijs.si