"The Sātavāhana issues are uniscriptural, Brahmi but bilingual, Prākrit and Telugu." in Epigraphia Andhrica (на језику: енглески). 1975. стр. x.
Epigraphia Āndhrica (на језику: енглески). Government of Andhra Pradesh. 1969. стр. XV.
Nākacāmi, Irāmaccantiran̲; Nagaswamy, R. (1981). Tamil Coins: A Study (на језику: енглески). Institute of Epigraphy, Tamilnadu State Department of Archaeology. стр. 132.
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Telugu”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Старотелушки”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Telugu”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.
Hammarström, Harald; Forkel, Robert; Haspelmath, Martin; Bank, Sebastian, ур. (2016). „Старотелушки”. Glottolog 2.7. Jena: Max Planck Institute for the Science of Human History.