CHERTKOV, Alexey. Institutional Management in the Precious Metal and Stone Industry. Gosudarstvennaya Sluzhba, [S. l.], v. 12, n. 3, p. 110–112, 2010. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/21091. Acesso em: 9 nov. 2026.