UGBOAJA, P. C. A Sustainability Assesment of Nigerian Transport Policy. International Journal of Asian Social Science, [S. l.], v. 3, n. 5, p. 1208–1226, 2013. Disponível em: https://archive.aessweb.com/index.php/5007/article/view/2486. Acesso em: 15 may. 2024.