Nurumov А.А. Stages of building and reforming Tax system of the Republic of Kazakhstan. Public Administration and Civil Service, Нур-Султан, Казахстан, n. 4, p. 47–55, 2014. Disponível em: https://journal.apa.kz/index.php/path/article/view/506. Acesso em: 30 dec. 2025.