Ciraolo, Leda Jean: Supernatural Assistants in the Greek Magical papyri. In: M. Meyer - P. Mirecki (Hgg.), Ancient Magic and Ritual Power. -
Leiden u.a., 1995. - S. 279-295. - (Religions in the Graeco-Roman World ; 129)
Eitrem, Samson: Dreams and Divination in Magical Ritual. In: Christopher A. Faraone - Dirk Obbink (Hgg.), Magika Hiera. Ancient and Greek Magic and Religion. -
New York - Oxford, 1991. - S. 175-187