Menentukan harga patokan batubara (HPB) untuk mendapatkan nilai keekonomian yang optimal pada penambangan batubara di Indonesia = Determine the reference price of coal (HPB) to obtain the optimal economic value on coal mining in Indonesia

Analisis competitiveness pada industri pertambangan sektor logam mulia dan batubara di Indonesia = Competitiveness analysis of metal and coal mining industry in Indonesia

Analisis effective tax rate dan book-tax differences : studi kasus perusahaan pertambangan batubara yang terdaftar di Bursa Efek Indonesia = Analysis on effective tax rate and book-tax differences : case study on coal mining company listed in Indonesia Stock Exchange

Analisis regulatory reform pada sektor pertambangan, mineral, dan batubara di Indonesia dalam perspektif modern mining code = Regulatory reform analysis in the mining, mineral and coal sector in Indonesia in the perspective of modern mining code

Analisis Manajemen Risiko Keselamatan di Perusahaan Kontraktor Pertambangan Batubara Berdasarkan Sistem Manajemen Keselamatan Pertambangan Mineral dan Batubara Tahun 2019 = Safety Risk Management Analysis in Coal Mining Contractor Company Based on Mine Safety Management System 2019