Topographical Dictionary of Ancient Rome Arch of Severus (页面存档备份,存于互联网档案馆) Richard Brilliant, The Arch of SeptimiusSeverus In the Roman Forum, 1963. High-resolution
Anthony Richard Birley, Marcus Aurelius, revised edition. Routledge, 2000. Anthony Richard Birley, SeptimiusSeverus: the African emperor. Routledge, 1999.
Romanis Didius Julianus(页面存档备份,存于互联网档案馆), De Imperatoribus Romanis SeptimiusSeverus(页面存档备份,存于互联网档案馆), De Imperatoribus Romanis Pertinax(页面存档备份,存于互联网档案馆)