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John A. C. Greppin and I. M. Diakonoff, "Some Effects of the Hurro-Urartian People and Their Languages upon the Earliest Armenians" Journal of the American Oriental Society Vol. 111, No. 4 (Oct.–Dec. 1991), p. 721 [1]
Edens, Christoper (Aug–Nov 1995). "Transcaucasia at the End of the Early Bronze Age". Bulletin of the American Schools of Oriental Research. 299/300 (The Archaeology of Empire in Ancient Anatolia). The American Schools of Oriental Research: 60, 53–64. doi:10.2307/1357345. JSTOR1357345. S2CID163585471.
Edens, Christoper (Aug–Nov 1995). "Transcaucasia at the End of the Early Bronze Age". Bulletin of the American Schools of Oriental Research. 299/300 (The Archaeology of Empire in Ancient Anatolia). The American Schools of Oriental Research: 60, 53–64. doi:10.2307/1357345. JSTOR1357345. S2CID163585471.