Drig, Yevgeny (3 January 2006). "Биографии – Н" [Biographies – N]. mechcorps.rkka.ru (in Russian). Archived from the original on 30 September 2012. Retrieved 30 August 2016.
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Drig, Yevgeny (3 January 2006). "Биографии – Н" [Biographies – N]. mechcorps.rkka.ru (in Russian). Archived from the original on 30 September 2012. Retrieved 30 August 2016.