Elly Romy. “Marketing Strategy for Fish Crackers With Creative Packaging Using Social Media at the Bumi Mangrove Group UMKM, Percut Village, Deli Serdang, North Sumatra”. GANDRUNG: Jurnal Pengabdian Kepada Masyarakat 6, no. 2 (July 18, 2025): 2279–2285. Accessed July 21, 2025. https://ejournal.unibabwi.ac.id/index.php/gandrung/article/view/5281.