Kajian Teknis Metode Backfilling Dengan Cara Mekanis Pada Penambangan Timah Alluvial Di TS 1.44 Mapur Kecamatan Riau Silip Kabupaten Bangka Induk PT Timah (Persero) Tbk: Technical Study Backfilling Method By Mechanical Means On Alluvial Tin Mining In TS 1.44 Mapur, Riau Silip Village, Bangka Induk District, PT Timah (Persero) Tbk. mineral [Internet]. 2020 Feb. 2 [cited 2026 Apr. 18];1(1):26-34. Available from: https://journal.ubb.ac.id/index.php/mineral/article/view/1606