Coba jelasin Daftar pustaka dari Wangsa Severa dong

Anthony Birley., Septimius Severus: The African Emperor, Routledge, London, 1999. ISBN 0415165911

Markus Handy, Die Severer und das Heer, Berlin, Verlag Antike, 2009 (Studien zur Alten Geschichte, 10).

Harold Mattingly, Edward A. Sydenham, The Roman Imperial Coinage, vol. IV, part I, Pertinax to Geta, London, Spink & Son, 1936.

Harold Mattingly, Edward A. Sydenham, C. H. V. Sutherland, The Roman Imperial Coinage, vol. IV, part II, Marcinus to Pupienus, London, Spink & Son, 1938.

Simon Swain, Stephen Harrison and Jas Elsner (editors), Severan culture, Cambridge University Press, 2007.