MYRZAKHANOVA D.ZH; SMAGULOVA R.U; TASPENOVA G.A; UTEGULOVA B.S. MAIN DIRECTIONS OF OPTIMIZATION TAX SYSTEMS OF RK . «Доклады НАН РК», [S. l.], n. 4, p. 104–111., 2019. Disponível em: http://189185.vm7pq.group/reports-science/article/view/1604. Acesso em: 31 янв. 2025.