DEWI, Sylvani; WINATA, Felicia; ROMY, Elly; GOSLIM, Kiki; WENNY, Wenny. The Influence of Advertising Effectiveness on Consumer Purchase Decisions in Wardah Medan Instagram social media Cosmetic Advertising. Jurnal Ekonomi, Bisnis & Entrepreneurship, [S. l.], v. 17, n. 2, p. 399–409, 2023. DOI: 10.55208/vg5dan23. Disponível em: https://jebe.stiepas.org/index.php/jebe/article/view/245. Acesso em: 7 oct. 2026.