Eur. Phys. J. D 39, 329-329 (2006)
https://doi.org/10.1140/epjd/e2006-00174-3
https://doi.org/10.1140/epjd/e2006-00174-3
A letter from the Editors-in-Chief
This article has no abstract.
© EDP Sciences, Società Italiana di Fisica, Springer-Verlag, 2006