Atnagulov, I.R. 2012: Etnicheskaya kartina na territorii Verhneural’skogo uezda – Nagaybakskogo rajona s 1842 goda do nachala XXI v. [Ethnic picture on the territory of the Verkhneuralsk uyezd – Nagaybak district from 1842 to the beginning of the 21st century]. Problemy istorii, filologii, kul’tury [Journal of Historical, Philological and Cultural Studies] 2, 404–417.
Atnagulov, I.R. 2014: K voprosu ob etnogeneze i periodizatsii etnicheskoy istorii nagaybakov [On the issue of ethnogenesis and periodization of the ethnic history of the Nagaybaks]. Problemy istorii, filologii, kul’tury [Journal of Historical, Philological and Cultural Studies] 2, 309–318.
Atnagulov, I.R. 2014: Russkie issledovateli vtoroy poloviny XIX – nachala XX vv. o nagajbakakh [Russian researchers of the second half of the 19th – early 20th centuries. about the Nagaybaks]. Vestnik Kemerovskogo gosudarstvennogo universiteta [Bulletin of Kemerovo State University] 58, 32–34.
Baryshnikova, O.I., Shulezhkova, S.G., Osipova, А.А. 2015: Nagaybaksko-russkiy slovar’. Russko-nagaybakskiy slovar’ [Nagaybak-Russian Dictionary. Russian-Nagaybak Dictionary]. Magnitogorsk.
Baryshnikova, O.I., Osipova, A.A., Shulezhkova, S.G. 2019. Əjtem tiktǝn ǝjtelmej // Poslovitsa nedarom molvitsya: tolkovyy slovar’ poslovits i pogovorok nagaybakskogo naroda [The Proverb is not without Reason: An Explanatory Dictionary of Proverbs and Sayings of the Nagaibak People]. Magnitogorsk.
Baryshnikova, O.I., Shulezhkova, S.G. 2020: “O tebe dusha stradaet…”: nagaybakskie chastushki s perevodom na russkiy yazyk [“My heart is bleeding for you…”: Nagaybak ditties with translation into Russian]. Magnitogorsk.
Belorussova, S.Yu. 2016: Etnofotograficheskoe puteshestvie Mikhaila Krukovskogo po Yuzhnomu Uralu [Mikhail Krukovsky’s ethnophotographic journey through the Southern Urals]. Ural’skiy istoricheskiy vestnik [Ural Historical Bulletin] 51, 98–105.
Kass, A. 2023: Etnicheskaya peregruppirovka: kak pomenyalos’ sootnoshenie narodov Rossii [Ethnic regrouping: how the ratio of the peoples of Russia has changed], https://news.ru/ society/etnicheskaya-peregruppirovka-kak-pomenyalos-sootnoshenie-narodov-ossii /.
Mineev, P.M., Mineeva, V.A. 2017: Russko-nagaybakskiy slovar’. Nagaybaksko-russkiy slovar’. Russko-nagaybakskiy tematicheskiy slovar’ [Russian-Nagaybak Dictionary. Nagaybak- Russian Dictionary. Russian-Nagaybak Thematic Dictionary]. Chelyabinsk.
Mukhamadeeva, L.A. 2019: K voprosu o nogayskom proiskhozhdenii nagaybakov [On the issue of the Nogay origin of the Nagaybaks]. Kryashenskoe istoricheskoe obozrenie [Kryashenskoe Historical Review] 2, 44–49.
Pravila o pereselenii na zemli Orenburgskogo kazach’ego voyska kazakov uprazdnyonnogo Stavropol’skogo kalmytskogo voyska, belopakhotnykh soldat i soldatskikh maloletkov [Rules on the Resettlement of Cossacks of the Abolished Stavropol Kalmyk Army, White-Ploughed Soldiers and Young Soldiers to the Lands of the Orenburg Cossack Army] 1843. Saint Petersburg.
Rychkov, P.I. 1999: Topografiya Orenburgskoj gubernii [Topography of the Orenburg Province]. Ufa.
Sysoev, V.D. 2007: Poslovitsy i pogovorki [Proverbs and Sayings]. Moscow.
Shulezhkova, S.G. 2022: Russkiy sled v leksiko-frazeologicheskoy sisteme nagaybakskogo yazyka [Russian trace in the lexical-phraseological system of the Nagaybak language]. Gumanitarno-pedagogicheskie issledovaniya [Humanitarian and Pedagogical Studies] 6.3, 49–54.