EFFECT OF REGIONAL ELECTRONIC CARGO TRACKING SYSTEM ON CUSTOMS REVENUE COLLECTION AT NAMANGA BORDER IN KENYA. African Journal of Emerging Issues, [S. l.], v. 8, n. 7, p. 1–19, 2026. Disponível em: https://ajoeijournal.org/sys/index.php/ajoei/article/view/1109. Acesso em: 30 apr. 2026.