Palazzo Braschi, Giuseppe Gioachino Belli e la Roma del suo tempo: mostra del centenario della morte del poeta (1863-1963) : Palazzo Braschi, dicembre 1963-febbraio 1964, De Luca, (lire en ligne)
(en) New-York Historical Society, The New York Historical Society Quarterly, The Society, (lire en ligne)
(en) Peter Hyland, The Herculaneum Pottery: Liverpool's Forgotten Glory, Liverpool University Press, , 78 p. (ISBN978-0-85323-969-7, lire en ligne)
Fehl, « The Placement of the Equestrian Statue of Marcus Aurelius in the Middle Ages », Journal of the Warburg and Courtauld Institutes, vol. 37, , p. 362–367 (DOI10.2307/750854, JSTOR750854)
Nickel, « The Emperor's New Saddle Cloth: The Ephippium of the Equestrian Statue of Marcus Aurelius », Metropolitan Museum Journal, vol. 24, , p. 17–24 (DOI10.2307/1512863, JSTOR1512863)
jstor.org
Fehl, « The Placement of the Equestrian Statue of Marcus Aurelius in the Middle Ages », Journal of the Warburg and Courtauld Institutes, vol. 37, , p. 362–367 (DOI10.2307/750854, JSTOR750854)
Nickel, « The Emperor's New Saddle Cloth: The Ephippium of the Equestrian Statue of Marcus Aurelius », Metropolitan Museum Journal, vol. 24, , p. 17–24 (DOI10.2307/1512863, JSTOR1512863)