NZE, I. C. .; OGWUDE, I. C. .; NNADI, K. U. .; IBE, C. C. . Modelling the Relationship between Demand for River Port Services and Vessel Supply Costs: Empirical Evidence from Nigeria. Global Journal of Social Sciences Studies, [S. l.], v. 2, n. 3, p. 144–149, 2016. DOI: 10.20448/807.2.3.144.149. Disponível em: https://onlinesciencepublishing.com/index.php/gjss/article/view/498. Acesso em: 3 jul. 2024.