Vol. 60 No. 2 (2026)

Article

• Analysis of The Coal Depositional Environment on Total Coal Sulphur Content at PT Baturona Adimulya, Musi Banyuasin Regency, South Sumatra

  Ismi Nur Azizah, Hari Wiki Utama, Jarot Wiratama

  1-13

• Performance Evaluation of the Balikpapan Biodiesel Floating Storage Vessel: Analysis of Berth Occupancy Ratio, Tank Utilization, and Sustainability

  Junaidi Junaidi, A.R. Indra Tjahjani, I Nyoman Teguh Prasidha, Cahyo Setyo Wibowo

  15-23

• Evaluation of Demulsifier Y as a Replacement for Demulsifier X in Minas Field Crude Oil Based on Water Separation and Basic Sediment and Water (BS&W) Performance

  Samsinar Sri Ningsih, Maulana Hardi, Tyas Kuswardani, Erik Indra Putra

  25-34

• An Evidence-Constrained Four-Domain Exploration Framework for Rare Earth Elements in The Bangka Belitung Tin-Granite System

  Aly Rasyid, Edy Soesanto, R. Andy Erwin Wijaya

  35-50