KASSIMOVA, S.S. Saken Seifullin — the organizer of national education in Kazakhstan. Bulletin of the Karaganda university History. Philosophy series, [S. l.], v. 95, n. 3, p. 24–32, 2019. Disponível em: https://ejh.buketov.edu.kz/history-philosophy-vestnik/article/view/355. Acesso em: 27 sep. 2026.