^Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian (编). Ionic. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History. 2016.
^Roger D. Woodard (2008), "Greek dialects", in: The Ancient Languages of Europe, ed. R. D. Woodard, Cambridge: Cambridge University Press, p. 51.