^“アーカイブされたコピー”. 2002年12月6日時点のオリジナル[リンク切れ]よりアーカイブ。2002年12月6日閲覧。 : According to UC Berkeley linguist George L. Hart, [to] qualify as a classical tradition, a language must fit several criteria: it should be ancient, it should be an independent tradition that arose mostly on its own not as an offshoot of another tradition, and it must have a large and extremely rich body of ancient literature.
^ abEncyclopaedia Britannica, 2008. "Kannada literature" Quote: "The earliest literary work is the Kavirājamārga (c. ad 850), a treatise on poetics based on a Sanskrit model." "Telugu literature," Quote: "The literature, beginning in the 10th or 11th century, is mainly poetry and secular and religious epics ..." "Sanskrit literature," Quote: "Two main periods in the development of the literature are discernible: the Vedic period, approximately 1500–200 BC; and, somewhat overlapping it, the classical period, approximately 500 BC–AD 1000." "Tamil literature," Quote: "Some inscriptions on stone have been dated to the 3rd century bc, but Tamil literature proper begins around the 1st century AD."