Kakhidze E. Apsaros: A Roman Fort in Southwestern Georgia // Meetings of Cultures in the Black Sea Region: Between Conflict and Coexistence / Eds. P. G. Bilde and J. H. Petersen. Aarhus, 2008 (Black Sea Studies, 8), 303—332; http://www.pontos.dk/publications/books/bss-8-files/bss-8-16-kakhidze.