DEFINITION OF AN INTERVENTION POLICY FOR ROAD MAINTENANCE AND CONSERVATION: COST-BENEFIT ANALYSIS IN BENGUELA, ANGOLA. Editora Impacto Científico, [S. l.], p. 43–52, 2025. Disponível em: https://periodicos.newsciencepubl.com/editoraimpacto/article/view/10927. Acesso em: 20 feb. 2026.