Clemes Alexandrinus Protraits 4.47, 4.48.1-3
Georgius Cedrenus 536 Β.
Libanius Orationes 60.8.12.
Pausanias 1.40.6.
Pliny Νatural History 34.42, 34.73, 36.22, 36.30-31.
Plutarch Moralia 361F-362A.
Tacitus Histories 4.83-84.
Tatian Oratio ad Graecos 33.
Vitruvius 7 Introduction 12-13.