DEBENDRA SHADANGI. The Impact of Digital Marketing Management and Quality of Service on the Sales Performance of Smes in the Digital Age. Journal of Informatics Education and Research, [S. l.], v. 6, n. 1, 2026. DOI: 10.52783/jier.v6i1.4168. Disponível em: https://www.jier.org/index.php/journal/article/view/4168. Acesso em: 19 mar. 2026.