Soirces:
- Francesco D´Andria, The Sanctuary of St Philip in Hierapolis and the tombs of saints in Anatolian cities, in J.R. BRANDT, E. HAGELBERG, G. BIØRNSTAD, S. AHRENS, Lıfe and Death in Asia Minor in Hellenistic, Roman and Byzantine Times. Studies in Archaeology and Bioarchaeology, Oxford and Philadelphia, 2016, p. 14-16
- Celal Şimşek, "Urban Planning of Laodikeia on the Lykos in the Light of New Evidence", Landscape and History in the Lykos Valley: Laodikeia and Hierapolis in Phrygia (Ed. C. Şimşek, F. D'Andria), Cambridge, 2017, 1-52.