MILLENIA, A.; SUKMONO, R. A. Strengthening the Umama Brand Promotion Strategy on the Decision to Purchase Instant Hijab Products among Students in the Sidoarjo Region: Penguatan Strategi Promosi Brand Umama Terhadap Keputusan Pembelian Produk Hijab Instan pada Kalangan Mahasiswa di Wilayah Sidoarjo. Indonesian Journal of Innovation Studies, [S. l.], v. 21, p. 10.21070/ijins.v21i.766, 2023. DOI: 10.21070/ijins.v21i.766. Disponível em: https://ijins.umsida.ac.id/index.php/ijins/article/view/766. Acesso em: 9 apr. 2025.