ZILBERSTEIN, O. B.; SHKLYAR, T. L.; AVTONOMOVA, S. A.; SHILINA, M. G. Analysis of russian medium-size enterprises in the context of federal districts and major municipalities. Amazonia Investiga, [S. l.], v. 7, n. 14, p. 128–138, 2018. Disponível em: https://www.amazoniainvestiga.info/index.php/amazonia/article/view/478. Acesso em: 11 sep. 2025.