GATUNE, Julius. Upgrading Africa’s Agricultural Value Chains-Catalyzing Business Model Innovations . Latin American Report, [S. l.], v. 34, p. 26 pages, 2019. DOI: 10.25159/0256-6060/4715. Disponível em: https://unisapressjournals.co.za/index.php/LAR/article/view/4715. Acesso em: 7 dec. 2025.