Editors-in-Chief
G. Dissertori, J. Monroe, K. Skenderis and D. Zeppenfeld

Deputy Editors-in-Chief
D. J. Schwarz

We especially appreciate the reviewer's patience and many helpful suggestions.

Zhang-Yu Nie

ISSN: 1434-6052 (Electronic Edition)

© Società Italiana di Fisica and
Springer-Verlag