Under Operation Zet, the Soviets provided China with warplanes, bombers, tanks, antiaircraft weapons, ammunition, and transport vehicles.[3] The operation began with the deployment of 225 combat aircraft, along with Soviet volunteers.[4]
Михаил Юрьевич Мухин: Советский авиазавод в Синцзяне. 1930–1940-е годы, in: Новая и новейшая история, vol. 47 (2004), no. 5, pp. 236–239. Available here.
^ abNess, Immanuel; Cope, Zak (2016). The Palgrave Encyclopedia of Imperialism and Anti-Imperialism, Volume 1. New York: Palgrave Macmillan. p. 241. ISBN9781349576913.
^Pomfret, John (2016). The Beautiful Country and the Middle Kingdom: America and China, 1776 to the Present. New York: Henry Holt and Company. p. 251. ISBN9780805092509.