BR SEMBIRING, A. W.; FAHLEVI, R. . The Influence of Online Advertising on Smartphone Purchase Intentions During Covid-19 Pandemic . Husnayain Business Review, [S. l.], v. 3, n. 1, p. 33–42, 2023. DOI: 10.54099/hbr.v3i1.344. Disponível em: https://journal.adpebi.com/index.php/hbr/article/view/344. Acesso em: 3 aug. 2025.