“Optimalisasi Perencanaan Tambang Berdasarkan Pemilihan Kebutuhan Alat Berat Untuk Mencapai Target Produksi di Tambang Besar (TB 2.2) Tempilang Front 1 Kec. Tempilang Mitra PT Timah (Persero) Tbk: Optimalization Of Mine Planning Based On The Election Needs Of Load Haulage Equipment To Meet Production Target In TB 2.2 Tempilang Front 1 Of Tempilang Subdistrict Of PT Timah (Persero) Tbk’s Partner” (2020) MINERAL, 2(2), pp. 108–115. doi:10.33019/mineral.v2i2.1566.