Kinanti, Anggreini, and Indah Kusumasari. “Effectiveness of the E-Peken Platform As a Means of Online Marketing Success for Grocery Stores UMKM in Wiyung District, Surabaya”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE) 9, no. 1 (February 14, 2026): 2991-2999. Accessed July 28, 2026. https://e-journal.uac.ac.id/index.php/iijse/article/view/8465.