Purba, Petrus Sianggian, Ghema Nusa Persada, and Rahmat Hartono. “Model Pemberdayaan UMKM Dalam Industri 4.0 Berbasis Portal E-Commerce”. JIPM: Jurnal Inovasi Pengabdian Masyarakat 3, no. 1 (January 19, 2025): 54–58. Accessed October 6, 2026. https://jurnal.astinamandiri.com/index.php/JIPM/article/view/219.