APLIKASI PENJUALAN ONLINE SPARE PART MESIN ALAT BERAT DI PT. BUDI JAYA AGUNG. AL ULUM: JURNAL SAINS DAN TEKNOLOGI, [S. l.], v. 3, n. 2, p. 82–89, 2018. DOI: 10.31602/ajst.v3i2.1297. Disponível em: https://ojs.uniska-bjm.ac.id/index.php/JST/article/view/1297. Acesso em: 14 nov. 2026.