Putri, Nazwa Aulia, Indah Sapitri Manurung, Muhammad Ilham Fiqri, Lija Tanjung Manalu, Enzi Anatasya Br Sembiring, and Nurul Wardani. “Pengaruh Promosi Digital Terhadap Keputusan Pembelian Produk Kopi Kenangan Pada Prodi Manajemen Stambuk 2023 Universitas Negeri Medan”. SCIENTIFIC JOURNAL OF REFLECTION : Economic, Accounting, Management and Business 9, no. 1 (January 1, 2026): 112-119. Accessed November 10, 2026. https://ojspustek.org/index.php/SJR/article/view/1356.