Coat of Arms of Abruzzo Ultra (wings inverted)
Mazzella, Scipione (1601)   Giovan Battista Cappello , ed.    Descrittione del Regno di Napoli, Naples, p. 249, 262  
Enrico Bacco, Cesare D'Engenio Caracciolo, Ottavio Beltrano (1671)   Adriano Scultore , ed.    Descrittione del Regno di Napoli diviso in dodeci provincie, Naples, p. 240  
Bosco, Fioravante. Arme. brigantaggio.net. Retrieved on August 16, 2014.
Valk, Gerhard. Abruzzo Citra et Ultra. Moll's map collection. Retrieved on August 16, 2014.
Abruzzo Citra et Ultra. Libreria Mediolanum. Retrieved on August 16, 2014.[dead link]
Coat of Arms of Ferdinand I of Naples.svg: Heralder
Coat of Arms of Barcelona (c.1870-1931 and 1939-1984 Two Pales Variant without Crest).svg: Heralder
Coat of Arms of Barcelona - Caironat (19th Century-1931).svg: Heralder
Aguilas heráldicas.svg: Shadowxfox
Coat of Arms of the 31st Mechanized Infantry Regiment Asturias (Common variant).svg: Heralder
Derivate work: The White Lion