Italian translation by Cinzia Bucchioni of the article "Reference Linking in a Hybrid Library Environment, Part 3: Generalizing the SFX solution in the "SFX@Ghent & SFX@LANL" experiment" by Herbert Van de Sompel and Patrick Hochstenbach. Published in D-Lib Magazine, October 1999,Volume 5 Number 10, ISSN 1082-9873 http://www.dlib.org/dlib/october99/van_de_sompel/10van_de_sompel.html