Editors. "Alexander VI makes peace with the Orsini". The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=13964, accessed 21 May 2013.]
Alexander VI makes peace with the Orsini, in the process regaining papal fiefs including Cerveteri and Anguillara, which he gave to his son Juan Borgia, the Duke of Gandia.