ROYANI, M. A. U. R.; PRAPANCA, D. . Effect of Product Quality, Promotion, Brand Image on Sales Increase: Pengaruh Kualitas Produk, Promosi, Brand Image Terhadap Peningkatan Penjualan. Indonesian Journal of Innovation Studies, [S. l.], v. 20, p. 10.21070/ijins.v20i.690, 2022. DOI: 10.21070/ijins.v20i.690. Disponível em: https://ijins.umsida.ac.id/index.php/ijins/article/view/690. Acesso em: 12 apr. 2025.