@article{28121, 
year={2006},
issn={1972-4837},
journal={GRUPPI},
number={3},
volume={VIII},
doi={},
title={Abstract},
abstract={}
url={http://www.francoangeli.it/Riviste/Scheda_rivista.aspx?idArticolo=28121},
author={}
pages={135-138},
language={IT}}