S. Permana, J. W. Soedarsono, A. Rustandi, A. Maksum and I. Susanto. Other Oxides Pre-removed from Bangka Tin Slag to Produce a High Grade Tantalum and Niobium Oxides Concentrate: An Advance Study . NICST-V9 [Internet]. 2021 Mar. 3 [cited 2026 Jun. 13];:147-58. Available from: https://stm.bookpi.org/NICST-V9/article/view/509