Valentino Gasparini, Richard Veymiers (eds.) - Individuals and Materials in the Greco-Roman Cults of Isis. Agents, images and practices. Volume 1-2. Proceedings of the VI-th International Conference of Isis Studies (Erfurt, May 6–8, 2013 – Liège, September 23–24, 2013), Leiden - Boston, Brill, 2018 [Religions in Graeco-Roman World 187]