Analisis yuridis terhadap ketentuan-ketentuan dalam izin usaha pertambangan eksplorasi dan operasi produksi berdasarkan undang-undang nomor 4 Tahun 2009 tentang pertambangan mineral dan batubara (Studi kasus terhadap IUP eksplorasi timah PT. Bumi Palong dan IUP operasi produksi batubara PT. Mitra Tambang Barito) = Legal analysis on the terms and conditions of mining exploration license and exploitation based on the law No. 4 of 2009 regarding mineral and coal mining (Case studies of tin mining exploration license owned by PT. Bumi Palong and coal mining production operation license owned by PT. Mitra Tambang Barito)

Perbuatan Melawan Hukum oleh Badan/pejabat Tata Usaha Negara (Onrechtmatige Overheidsdaad) atas Pencabutan Izin Usaha Pertambangan (IUP) = Unlawful Acts by State Administrative Agencies/officials on The Revocation of Mining Business Permit (IUP)

Implementasi kewenangan pemberian izin usaha pertambangan di Provinsi Jawa Barat = The implementation of authority in granting mining permits in the Province of West Java

Pemodelan Dampak Perubahan Iklim Tahun 2041-2060 dan Wilayah Izin Usaha Pertambangan Terhadap Potensi Habitat Spesies Endemik Pulau Obi, Halmahera Selatan = Modeling the Impact of Climate Change in 2041-2060 and the Mining Business Permit Area on the Habitat Potential of Endemic Species Obi Island, Halmahera Selatan

Analisis hukum pengambilalihan saham berdasarkan hukum persaingan usaha studi kasus pengambilalihan saham pt tandan abadi mandiri oleh PT Muarabungo Plantation = analysis of stocks under business law competition case study takeover shares of pt tandan abadi mandiri by PT Muarabungo Plantation