Marsella Wijaya, Rio Ferdinand, Gracielan Giani, Erich Priestly, and Kelvin Kelvin. “Analisis Peranan Kartu Member Terhadap Minat Belanja Di Indomaret”. Sammajiva: Jurnal Penelitian Bisnis dan Manajemen 2, no. 1 (February 19, 2024): 298–306. Accessed January 23, 2025. https://e-journal.nalanda.ac.id/index.php/SAMMAJIVA/article/view/885.