Pengendalian erosi pada Area Reklamasi Pertambangan Batubara (Suatu Studi di PT. X, Kebupaten Kapuas, Provinsi Kalimantan Tengah) = Erosion Control in Coal Mining Reclamation (A Case Study in PT. X, Kapuas District, Central Kalimantan Province). ;Faktor-Faktor yang Berhubungan dengan Kejadian Anemia pada Remaja di Provinsi Terpilih Sumatera (Analisis Data Indonesia Family Life Survey Tahun 2014) = Associated Factors with Incidence of Anemia in Adolescent in Selected Province of Sumatera (Analysis of Indonesia Family Life Survey Data of 2014)

Pengelolaan air asam tambang kegiatan pertambangan batubara terbuka dan kemungkinan dampak pada kesehatan kulit masyarakat pemanfaat sungai (suatu kajian di PT. X, Kabupaten Murung Raya, Provinsi Kalimantan Tengah) = Acid mine drainage management of open pit coal mining activities and possibility impact on skin health of river water-users community (a study in PT. X, Murung Raya District ,Central Kalimantan Province) / Rio Febrianto

Analisis Implementasi Pencegahan dan Pengendalian COVID-19 pada Perusahaan Migas PT. X di Kalimantan Timur = Analysis of the Implementation of COVID-19 Prevention and Control at the Oil and Gas Company PT. X in East Kalimantan

Analisis Kestabilan Lereng Desain Rencana Batas Penambangan Batubara PT. X, Kabupaten Kutai Barat, Provinsi Kalimantan Timur = Slope Stability Analysis of Coal Mining Boundary Plan Design of PT.X, West Kutai Regency, East Kalimantan Province

Pemodelan dan estimasi sumberdaya batubara Daerah X, Kalimantan Tengah = Modelling and estimating of coal resources in X Area, Central Kalimantan Province