Coltan Traceability in the Democratic Republic of the Congo: Between Governance Imperatives, Technological Challenges, and Geopolitical Tensions. What Solutions for Ethical and Sustainable Mining? RDI [Internet]. 7 avr. 2025 [cité 15 sept. 2026];21(3). Disponible à: https://publicacoesacademicas.uniceub.br/rdi/article/view/9899