Gönczi, Gergő, és Paul Elliott. „A Book of the Third Century Roman Military Innovations P. Elliott, Legions in Crisis : Transformation of the Roman Soldier AD 192-284 , Oxford = Charleston, Fonthill Media 2014”. Chronica 17 (január 1, 2017): 148–152. Elérés november 25, 2024. https://iskolakultura.hu/index.php/chronica/article/view/10871.