@book{discovery71747,
           title = {Copernico e la dottrina di gravit{\`a}.},
          author = {JD Knox},
         address = {Pisa},
       publisher = {Fabrizio Serra},
            year = {2013},
           pages = {1--155},
        keywords = {Copernicus, Renaissance cosmology, gravity},
             url = {http://discovery.ucl.ac.uk/71747/},
        abstract = {An account of Copernicus's doctrine of gravity and its sources.}
}