@article{eprints1126,
           month = {February},
           pages = {141--141},
       publisher = {Springer-Verlag},
          author = {Guido Caldarelli and Ay{\c s}e Erzan and Alessandro Vespignani},
            year = {2004},
         journal = {The European Physical Journal B - Condensed Matter},
           title = {Preface on "Applications of Networks"},
          number = {2},
          volume = {38},
             url = {http://eprints.imtlucca.it/1126/}
}