Storia dell'impero dopo Marco Aurelio
: Q20551972
: Lyon
: Erodiano
: https://viaf.org/viaf/202276583
: https://www.wikidata.org/wiki/Q20551972
: https://en.wikipedia.org/wiki/Herodian#:~:text=Herodian's%20Roman%20History%20is%20a
: https://www.livius.org/sources/content/herodian-s-roman-history/
: p4125_10
: p4125_11
: p4125_12