FRAJMOVICH, Denis Y.; GUNDOROVA, Marina A.; MISHCHENKO, Zorislav V. Investigation of the efficiency of the development of intangible resources in the territories of the Russian Federation. Gosudarstvennaya Sluzhba, [S. l.], v. 20, n. 5, p. 68–75, 2018. DOI: 10.22394/2070-8378-2018-20-5-68-75. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/22577. Acesso em: 9 nov. 2026.