Analisis keekonomian sumur baru pada pengembangan lapangan gas tua: studi kasus pada lapangan X = The economical analysis of new wells on matured gas field development: A case study on field X

Analisis keekonomian perluasan fasilitas produksi migas di lapangan X = Economic analysis of oil gas production facilities expansion in field X

Analisis opsi riil (real options analysis) pada proyek pengembangan lapangan gas "X" = Real option analysis of "X" gas field development project

Perencanaan pengembangan dan analisa keekonomian lapangan gas x di Provinsi Sumatra Utara = Plan of development and economic analysis of x field in North Sumatra Province / Eko Prehantoro

Analisis Keekonomian Lapangan Shale Gas di Formasi Meliat Cekungan Tarakan Menggunakan Skema Kontrak Kerja Sama Gross Split = Economic Analysis of The Shale Gas Field in Meliat formation Tarakan Basin Using Gross Split Contract Scheme.