1. Anderson, J. K. 1961. Ancient Greek Horsemanship. Berkeley and Los Angeles: University of California Press.
2. Babelon J. 1930. Catalogue de la collection de Luynes: Monnaies grecques, Vol. 3: Asie Mineure et Phénicie. Paris: J. Florange, L. Ciani.
3. Bell, D. J. 1989. A study of the ΚÉΛΗΣ event in Ancient Greece: from the pre-classical period to the 1st century B.C. Unpublished PhD dissertation, University of Edinburgh.
4. BMC 6 = Gardner, P. 1883. A Catalogue of the Greek Coins in the British Museum, Vol. 6: Thessaly to Aetolia. London: The Trustees of the British Museum.
5. BMC 14 = Head, B.V. 1892. A Catalogue of the Greek Coins in the British Museum, Vol. 14: Ionia. London: The Trustees of the British Museum.