GLADKOVA, V. E.; YAKHYAEV, M. A.; KOROLKOV, V. E.; SMIRNOVA, I. A.; LITVINENKO, I. L.; PINKOVETSKAYA, J. S. The access of russian small enterprises to public procurement markets: data analysis. Amazonia Investiga, [S. l.], v. 7, n. 15, p. 20–31, 2018. Disponível em: https://amazoniainvestiga.info/index.php/amazonia/article/view/374. Acesso em: 3 jul. 2024.