KOROLEV, Mikhail. Guarantee of Quality of Vocational Education: How to Assure It. Gosudarstvennaya Sluzhba, [S. l.], v. 12, n. 4, p. 33–37, 2010. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/21108. Acesso em: 8 nov. 2026.