Heimbach, E. (2010) A Roman Map Workbookp.26. Bolchazy-Carducci Publishers. ISBN0-86516-726-5 Retrieved November 2011
Stafford-Deitsch, J. & Freely, J. (2010) Kingdoms of Ruin: The Art and Architectural Splendours of Ancient Turkeyp.vii. I.B. Tauris. ISBN1-84511-799-9. Retrieved November 2011
Bunson, M. (2002) Encyclopedia of the Roman empirep.62. Infobase Publishing ISBN0-8160-4562-3
Retrieved November 2011
Longley, N. (2009) The Rough Guide to Montenegrop.163. Dorling Kindersley Ltd. ISBN1-85828-771-5. Retrieved November 2011