@incollection{eprints652,
       booktitle = {The Economics and Management of Technological Diversification},
          editor = {John Cantwell and Alfonso Gambardella and Ove Granstrand},
       publisher = {Routledge},
          author = {Fabio Pammolli and Massimo Riccaboni},
          series = {Routledge studies in the modern world economy},
           title = {Technological Competencies in Networks of Innovators},
            year = {2004},
           pages = {155--175},
         address = {London},
             url = {http://eprints.imtlucca.it/652/}
}