ANALISIS PENILAIAN RESIKO TERHAHAP EVALUASI RENCANA PASCATAMBANG BATUBARA MENGGUNAKAN SKALA LIKERT. PROMINE [Internet]. 2018 Aug. 15 [cited 2026 Aug. 21];2(2). Available from: https://www.journal.ubb.ac.id/index.php/promine/article/view/81