Situmorang IR, Purba T, Ydris Y, Willy W, Satria S. Pelatihan Strategi Pemasaran Digital melalui Instagram dan Marketplace bagi Pelaku UMKM. J. eff. serv. [Internet]. 30 April 2026 [dikutip 1 Mei 2026];4(03):778-87. Tersedia pada: https://ejcs.eastasouth-institute.com/index.php/ejecs/article/view/567