V. V. NAUMKINA. THE MODEL STATUS OF THE HEAD OF THE SUBJECT OF THE RUSSIAN FEDERATION . «Вестник НАН РК», [S. l.], n. 1, p. 178–181, 2020. Disponível em: https://journals.nauka-nanrk.kz/bulletin-science/article/view/731. Acesso em: 22 ноя. 2024.