GUNAWAN, A. T. A.; NUGROHO, R. H. Analyzing the Role of Beauty Classes and Beauty Events as Below the Line (BTL) Promotional Strategies in Enhancing Brand Awareness at PT . Business and Investment Review, [S. l.], v. 2, n. 6, 2024. DOI: 10.61292/birev.154. Disponível em: https://lgdpublishing.org/index.php/birev/article/view/154. Acesso em: 2 nov. 2025.