ギリシア祖語
). Languages in Prehistoric Europe. Heidelberg: Universitätsverlag Winter GmBH. pp. 17–48. ISBN 978-3-82-531449-1, p. 35: "Greek The fragmentation of the Balkan Proto-Indo-European Sprachbund of phase II around 3000 BC led gradually in the succeeding centuries to the much clearer definition of the languages of the constituent sub-regions."
↑ Clackson, James (1995). The Linguistic Relationship Between Armenian and Greek. Oxford: Wiley-Blackwell. ISBN 9780631191971.
↑ 例えばVladimir I. Georgievがギリシア祖語を後期新石器時代に北西ギリシアにおいている。(Georgiev 1981, p.