NZE, O. N.; EJEM, E. A.; NZE, I. C. Benchmarking technical efficiency of Nigerian seaports. Journal of Sustainable Development of Transport and Logistics, [S. l.], v. 5, n. 1, p. 77–95, 2020. DOI: 10.14254/jsdtl.2020.5-1.8. Disponível em: https://jsdtl.sciview.net/index.php/jsdtl/article/view/88. Acesso em: 26 jun. 2026.