YABS, D. J. TRADE BARRIERS BETWEEN EUROPEAN UNION AND EAST AFRICAN COUNTRIES. International Journal of Economics, [S. l.], v. 3, n. 1, p. 1–6, 2018. Disponível em: https://www.iprjb.org/journals/index.php/IJECON/article/view/592. Acesso em: 7 may. 2024.