Lopes, Jefferson Alves, e Armando Azevedo Caldeira-Pires. “Environmental and Sustainability Aspects in Public Procurements: Perceptions of the Brazilian Public Sector”. Desenvolvimento e Meio Ambiente 62 (novembro 24, 2023). Acessado janeiro 6, 2026. https://revistas.ufpr.br/made/article/view/85495.