File:Bust of Marcus Aurelius Probus in Musei Capitolini.jpg - Wikimedia Commons

What was the purpose of the Roman emperors in ordering sculptures of their own images? - Quora

Places and Things Depicted on Coins - Commodus as Hercules - Classical Numismatics Discussion - Members' Coin Gallery

Why did Rome have so many bad emperors? - Quora

Why did Marcus Aurelius evacuate and abandon Dacia province in 271 AD? - Quora

Wikidata:WikiProject Visual arts/Item structure/Sculptures/Before 14th Century - Wikidata

File:Marcus Aurelius (Museo del Prado) 01-ret.png - Wikimedia Commons

Statue habit and statue culture in Late Antique Rome, Journal of Roman Archaeology

File:Bust of Marcus Aurelius, Naples.jpg - Wikimedia Commons

File:Marco-aurélio-capitolino.jpg - Wikimedia Commons