Implementation of Facebook Marketplace for Convection and Embroidery UMKM Products (Jack Convection Medan) as an Effort to Increase Online Marketing and Sales. bima [Internet]. 2023 Jul. 3 [cited 2026 Aug. 6];4(1):21-6. Available from: https://www.journal.pdmbengkulu.org/index.php/bima/article/view/661