Keekonomian pengusahaan gas metana - B di wilayah Sumatera Selatan dan Kalimantan Timur = The economic of CBM effort in south Sumatera and east Kalimantan region

Hubungan Infrastruktur dan Kemiskinan Kabupaten/Kota di Provinsi Kalimantan Timur Tahun 2013-2022 = Infrastructure and Poverty Relations in East Kalimantan Regencies/Cities 2013-2022

Evaluasi instalasi pengolahan air dan kualitasnya di lokasi eksplorasi Kantor dan Perumahan total di Balikpapan, Kalimantan Timur, Indonesia = The evaluation of water treatment plant and its water quality at total site office and housing in Balikpapan, East Kalimantan, Indonesia / Waryati

Kayu ulin di kalimantan: potensi, manfaat, permasalahan dan kebijakan yang diperlukan untuk kelestariannya ( eusideroxylon zwageri's wood in Kalimantan: potency, utilization, problems and needed policy for its sustainability)

Pemodelan Spatio-temporal Titik Panas di Kalimantan Timur = Spatio-temporal Modeling of Hotspots in East Kalimantan