USSABAYEV ARMAN; CAROLINE AGGESTAM PONTOPPIDAN; USSABAYEV DAMIR. ACTUAL PROBLEMS OF ACCOUNTING OF CONCESSION ASSETS AND LIABILITIES IN THE REPUBLIC OF KAZAKHSTAN. «Вестник НАН РК», [S. l.], n. 2, p. 28–36, 2019. Disponível em: http://91834.libg.asia/bulletin-science/article/view/1704. Acesso em: 19 янв. 2025.