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Jennings, Gareth (12 October 2018). "Aero rolls out first L-39NG". IHS Jane's 360. London. Archived from the original on 12 October 2018. Retrieved 12 October 2018.
Chivers, C.J."Georgia". Archived from the original on 13 October 2008. Retrieved 5 June 2008.{{cite web}}: CS1 maint: bot: original URL status unknown (link)International Herald Tribune, 26 May 2008.
Cooper, Tom; Troung; Koelich, Marc (10 February 2008). "Afghanistan, 1979–2001; Part 2". ACIG. Archived from the original on 24 December 2014. Retrieved 23 December 2014.
Jennings, Gareth (12 October 2018). "Aero rolls out first L-39NG". IHS Jane's 360. London. Archived from the original on 12 October 2018. Retrieved 12 October 2018.