Suharto. (2019). Reduksi Bijih Besi Lampung Memanfaatkan Reduktor Gas Produser Model Hasil Gasifikasi Biomassa [Reduction of Lampung Iron Ore Using Producer Gas Model Reductor]. Jurnal Metalurgi, 34(2), 71–80. https://doi.org/10.14203/metalurgi.v34i2.441