Аkhmetov Ж.; Azhmukhamedova А. Risks in payment systems. ECONOMIC Series of the Bulletin of the L N Gumilyov ENU, [S. l.], n. 3, p. 116–122, 2023. Disponível em: https://bulecon.enu.kz/index.php/main/article/view/327. Acesso em: 28 apr. 2024.