OSMAN, İbrahim M.; DIREK, M.; ACAR, R. NILE ECOSYSTEM SERVICES AND TOURISM CAPACITY IN SUDAN. International Journal of Social and Economic Sciences, [S. l.], v. 13, n. 2, p. 106–112, 2023. Disponível em: https://ijses.org/index.php/ijses/article/view/349. Acesso em: 19 dec. 2024.