RÜLKE, J.; ARNOLD, H.; FRANZ, M. ‘Unwasting’ waste: Valorisation of cocoa pod husks for black soap production. ERDKUNDE, [S. l.], v. 79, n. 2, p. 131–145, 2025. DOI: 10.3112/erdkunde.2025.02.03. Disponível em: https://www.erdkunde.uni-bonn.de/article/view/3110. Acesso em: 24 oct. 2025.