ONWUEGBUCHUNAM, D. E. Port deregulation and productivity in Nigeria: Some implications for economic regulators. Journal of Sustainable Development of Transport and Logistics, [S. l.], v. 5, n. 1, p. 133–140, 2020. DOI: 10.14254/jsdtl.2020.5-1.13. Disponível em: https://jsdtl.sciview.net/index.php/jsdtl/article/view/91. Acesso em: 16 jul. 2026.