SETIAWAN, Iwan. Reaksi Karbotermik Nickeliferous Sintetik dengan Campuran Batubara Subbituminous dan Sulfur Kadar Tinggi. Jurnal Metalurgi, [S. l.], v. 34, n. 3, p. 131–140, 2019. DOI: 10.14203/metalurgi.v34i3.487. Disponível em: https://ejournal.brin.go.id/metalurgi/article/view/6722. Acesso em: 17 mar. 2026.