WIDYAWONO, Bryan. STUDI PERSEPSI KONSUMEN TERHADAP VALUE PROPOSITION PRODUK SAMBAL ROAR. Jurnal Performa: Jurnal Manajemen dan Start-up Bisnis, [S. l.], v. 2, n. 2, p. 162–170, 2018. DOI: 10.37715/jp.v2i2.449. Disponível em: https://ojs3.somebut.my.id/index.php/performa/article/view/449. Acesso em: 2 nov. 2026.