Solid Waste Valorization: Concepts, Principles, Valorization Techniques, and Integrated Waste Management. SciELO Preprints, 2026. DOI: 10.1590/SciELOPreprints.16654. Disponível em: https://preprints.scielo.org/index.php/scielo/preprint/view/16654. Acesso em: 17 set. 2026.