PEMANFAATAN E-COMMERCE BUSINESS TO CONSUMER (B2C) MARKETPLACE UNTUK PENGEMBANGAN USAHA MIKRO,KECIL DAN MENENGAH (UMKM). JKIE (Journal Knowledge Industrial Engineering), [S. l.], v. 7, n. 1, p. 1–10, 2020. DOI: 10.35891/jkie.v7i1.2092. Disponível em: https://jurnal.yudharta.ac.id/v2/index.php/jkie/article/view/2092. Acesso em: 29 sep. 2026.