DR UMAR MOHAMMED ALI. PRODUCTION/EXPORT TRADE OF GUM ARABIC IN NIGERIA. The American Journal of Interdisciplinary Innovations and Research, [S. l.], v. 5, n. 02, p. 10–16, 2023. DOI: 10.37547/tajiir/Volume05Issue02-02. Disponível em: https://theamericanjournals.com/index.php/tajiir/article/view/3950. Acesso em: 11 jul. 2025.