Utibaev Б. .; Akhmetova Д. . Issues of conducting system analysis according to the financial statements. Economic series of the Bulletin of L.N. Gumilyov ENU, [S. l.], n. 1, p. 210–220, 2023. Disponível em: https://bulecon.enu.kz/index.php/main/article/view/374. Acesso em: 5 jan. 2026.