The Impact of E-Marketing on Customer Satisfaction A Sample Study of Clients of Echellalba Tour Travel and Tourism Agency in M’Sila. Journal of Economic Additions, [S. l.], v. 9, n. 2, p. 620–639, 2025. Disponível em: https://journals.univ-ghardaia.edu.dz/idafat/article/view/1858. Acesso em: 5 apr. 2026.