^Albertson, Fred C.(2001). "Zenodorus's "Colossus of Nero"". Memoirs of the American Academy in Rome
^Ranter, Harro. "Incident Supermarine Spitfire Mk Ia N3200, 26 May 1940". aviation-safety.net. Retrieved 2020-12-27.
^"The Spitfire lost for almost 50 Years". Imperial War Museums. Retrieved 2020-12-27.
^Gabriellin, Chantal (2003). "Lucius Postumius Megellus at Gabii: A New Fragment of Livy". The Classical Quarterly. New Series. 53 (1): 247–259. doi:10.1093/cq/53.1.247. hdl:2158/431091. JSTOR 3556494.
^"Protected Wrecks". historicengland.org.uk. Retrieved 5 June 2017.
^"Glyn Daniel". British Film Institute. Retrieved 30 May 2017.[dead link]