Lim, Erna, and David Humala Humala Sitorus. “Pengaruh Social Media, Price Discount Dan E-Money Terhadap Impulse Buying Pada Roempi Coffee Gerai BCS Mall Kota Batam”. eCo-Buss 5, no. 1 (January 8, 2022): 37–48. Accessed April 25, 2024. https://jurnal.kdi.or.id/index.php/eb/article/view/308.