KHAIDIR FAHRAM, M.; HASAN BISRI, A. Sistem Informasi Pembayaran Invoice Supplier Departemen Merchandising and Warehouse Pada Primer Koperasi Karyawan PT. Krakatau Steel. Jurnal Insan Unggul, [S. l.], v. 5, n. 2, p. 219–258, 2017. DOI: 10.47926/insanunggul.2017.5.2.219-258. Disponível em: http://www.sttikom-iu.ac.id:8081/jurnaliu/index.php/01/article/view/73. Acesso em: 21 oct. 2025.