1. Popiv O.I., in Malovidomi pershodzherela ukrayins’koyi pedagogiky’ (druga polovyna XIX-XX st.) (Little-known primary sources of Ukrainian pedagogy (second half of the 19th-20th centuries)) (Naukovy’j svit, Kyiv, 2003), pp. 237-240
2. Kodeks zakonov o narodnom prosveshenii Ukrainskoy SSR, utverzhdennyj VUCIK 2 noyabrya 1922 g. na osnovanii Postanovleniya III sessii IV sozyva VUCIK ot 16 oktyabrya 1922 g. (The Code of Laws on Public Education of the Ukrainian SSR, approved by the All-Ukrainian Central Executive Committee on November 2, 1922, on the basis of the Resolution of the III session of the IV convocation of the All-Ukrainian Central Executive Committee of October 16, 1922) (Izdanie Narodnogo komissariata prosvesheniya Ukrainskoy SSR, Kharkov, 1922)
3. Kuzmenko M.M., Ukrainskyi istorychnyi zhurnal pp. 66-80 (2004), http://resource.history.org. ua/publ/journal_2004_5_66
4. Wodak R., in Methods of critical discourse analysis, edited by Wodak R., Meyer M. (SAGE Publications Ltd, Guildford UK, 2001), pp. 63-94, https://doi.org/10.4135/9780857028020.n4
5. Put prosveshchenyia pp. 338-342 (1923)