THE MAIN PRINCIPLES OF DOCUMENTS CLASSIFICATION (on the basis of the examples of Kyrobkom (1920-1925). Journal of history, [S. l.], v. 93, n. 2, p. 110–116, 2019. DOI: 10.26577/jh-2019-2-h14. Disponível em: https://bulletin-history.kaznu.kz/index.php/1-history/article/view/448. Acesso em: 5 jul. 2026.