@unpublished{eprints3283,
          author = {Giulio D. Guerra and Caterina Cristallini and Niccoletta Barbani and Mariacristina Gagliardi},
           title = {Release of anti-restenotic drugs from macromolecular materials useful for covering vascular stents},
       booktitle = {Congresso nazionale Biomateriali},
            year = {2011},
             url = {http://eprints.imtlucca.it/3283/}
}