KISELEVA, O. V.; LEBEDEV, A. V.; PINKOVETSKAIA, I. S.; ROJAS-BAHAMÓN, M. J.; ARBELÁEZ CAMPILLO, D. F. Specialization and concentration of small and medium enterprises employees: Russian data. Amazonia Investiga, [S. l.], v. 8, n. 20, p. 6–15, 2019. Disponível em: https://amazoniainvestiga.info/index.php/amazonia/article/view/59. Acesso em: 3 jul. 2024.