Hacikyan, Agop Jack; Basmajian, Gabriel; Franchuk, Edward S.; Ouzounian, Nourhan (2000). The Heritage of Armenian Literature: From the Oral Tradition to the Golden Age. Detroit: Wayne State University Press. p. 91. ISBN9780814328156.
Barbara A. West; Oceania (19 de mayo de 2010). Encyclopedia of the Peoples of Asia. p. 230. ISBN9781438119137. «Archaeological work in the last decade has confirmed that a Georgian alphabet did exist very early in Georgia's history, with the first examples being dated from the fifth century C.E.»