Users of this data should cite the source and provenience in any publication as:
Online Catasto of 1427. Version 1.3. Edited by David Herlihy, Christiane Klapisch-Zuber, R. Burr Litchfield and Anthony Molho. [Machine readable data file based on D. Herlihy and C. Klapisch-Zuber, Census and Property Survey of Florentine Domains in the Province of Tuscany, 1427-1480.] Florentine Renaissance Resources/STG: Brown University, Providence, R.I., 2002.