1. Aerial photos taken in 1928 by private company SARA (Società Anonima Rilevamenti Aerofotogrammetrici), preserved in the Archive of Istituto Geografico Militare (IGM), in Florence.
2. Local indicators of spatial association LISA;Anselin;Geogr. Anal.,1995
3. 3D modeling and data enrichment in digital reconstruction of architectural heritage;Apollonio,2013
4. Paradata and Transparency in Virtual Heritage,2012
5. Le raccolte aerofotografiche;Boemi,2003