Congressus vicesimus nonus Rei Cretariae Romanae Fautorum coloniae Ulpiae Traianae habitus MMXIV - Biegert, Susanne (Rei Cretariae Romanae Fautores, 2016)
This volume is based on a congress which was held from 21st to 26th of September 2014 in Xanten (Germany)