N. T. A. Amran Amri, J. P. Pitulima, and Guskarnali, “OPTIMALISASI ALAT INDUCED ROLL MAGNETIC SEPARATOR (IRMS) UNTUKMEMISAHKAN MINERAL ILMENIT DI UNIT PENGOLAHAN PT TIMAH Tbk : OPTIMIZATION OF INDUCED ROLL MAGNETIC SEPARATOR (IRMS) TO SEPARATE ILMENIT MINERAL IN UNIT PENGOLAHAN PT TIMAH Tbk”, JTP, vol. 24, no. 2, pp. 92–97, Aug. 2024.