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Zimmer & Orgun (1999:155) Zimmer, Karl; Orgun, Orhan (1999), "Turkish"(PDF), Handbook of the International Phonetic Association: A guide to the use of the International Phonetic Alphabet, Cambridge: Cambridge University Press, pp. 154–158, ISBN0-521-65236-7, archived from the original(PDF) on 25 July 2018, retrieved 20 November 2015
wgtn.ac.nz
Warren, Paul. NZE Phonology(PDF) (Report). Victoria University of Wellington. p. 3. Archived from the original(PDF) on 24 January 2024.