OLLOR, H. Y.; NWANKWO, K. Influence of E-Marketing on the Performance of Travel Agencies in Port Harcourt, Rivers State. African Journal of Management and Business Research, [S. l.], v. 8, n. 1, p. 10–27, 2022. Disponível em: https://publications.afropolitanjournals.com/index.php/ajmbr/article/view/293. Acesso em: 27 oct. 2026.