MELNIKOV, V.V. Opportunistic Behavior in Public Procurement as a Barrier to Promotion of Innovation in the Russian Federation. Public Administration and Civil Service, Астана, Казахстан, n. 4, p. 56–63, 2014. Disponível em: https://journal.apa.kz/index.php/path/article/view/507. Acesso em: 5 feb. 2026.