The impact of the Roman army (200 BC - AD 476) : economic, social, political, religious and cultural aspects : proceedings of the sixth workshop of the international network Impact of Empire (Roman Empire, 200 B.C. - A.D. 476), Capri, March 29 - April 2, 2005 - Blois, Lukas de; Hekster, Olivier; Kleijn, Gerda de; Lo Cascio, Elio (Brill, 2007)