Romein, Jan (translated by R. T. Clark). The Asian Century: A History of Modern Nationalism in Asia (De eeuw van Azie). University of California Press, 1962. p. 170. "In 1930 geographical names were 'turkicized'. [...] Smyrna, Ismir [sic],[...]"
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«İzmir | Turkey». Encyclopedia Britannica (στα Αγγλικά). Ανακτήθηκε στις 2 Απριλίου 2019.