@incollection{eprints63,
          author = {Stefano Gattei},
            year = {2006},
          volume = {II},
           title = {Rationality without Foundations },
         address = {Aldershot},
           pages = {131--144},
       publisher = {Ashgate Publishing Limited},
       booktitle = {Ian C. Jarvie, Karl Milford and David W. Miller (eds.), Karl Popper: A Centenary Assessment,},
             url = {http://eprints.imtlucca.it/63/}
}