Elly Romy (2025) “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(2), pp. 2279–2285. doi: 10.36526/gandrung.v6i2.5281.