Rahmad B. Sedimentation Facies and Microscopics of Coal Seam-A Senyiur-Muara Wahau Area, East Kutai Timur Regency, East Kalimantan. Prosiding Seminar Nasional ReTII [Internet]. 2022Nov.11 [cited 2024Jul.22];:255-60. Available from: //journal.itny.ac.id/index.php/ReTII/article/view/3628