You can help expand this article with text translated from the corresponding article in Russian. (September 2018) Click [show] for important translation instructions.
Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia.
Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article.
You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Russian Wikipedia article at [[:ru:21-й стрелковый корпус (1-го формирования)]]; see its history for attribution.
You may also add the template {{Translated|ru|21-й стрелковый корпус (1-го формирования)}} to the talk page.
Glantz, David (1998). Stumbling Colossus: The Red Army on the Eve of World War. Lawrence: University Press of Kansas. ISBN978-0700617890.
Meltyukhov, Mikhail (2008). Упущенный шанс Сталина. Схватка за Европу: 1939-1941 гг [Stalin's Missed Chance: The Struggle for Europe, 1939–1941] (in Russian). Moscow: Veche. ISBN978-5-9533-2697-1.
Feskov, V.I.; Golikov, V.I.; Kalashnikov, K.A.; Slugin, S.A. (2013). Вооруженные силы СССР после Второй Мировой войны: от Красной Армии к Советской [The Armed Forces of the USSR after World War II: From the Red Army to the Soviet: Part 1 Land Forces] (in Russian). Tomsk: Scientific and Technical Literature Publishing. ISBN9785895035306.
Soviet Union corps.svg){kind=small}