Zulhan, Zulfiadi. “ASPEK TEKNOLOGI DAN EKONOMI PEMBANGUNAN PABRIK PENGOLAHAN BIJIH BESI MENJADI PRODUK BAJA DI INDONESIA[Technological and Economical Aspects of The Intallation of Iron Ore Processing Plant to Produce Steel In Indonesia.]”. Jurnal Metalurgi 28, no. 2 (August 5, 2013): 105–120. Accessed March 17, 2026. https://ejournal.brin.go.id/metalurgi/article/view/6786.