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

Analisa teknik dan keekonomian pembangunan mini lng receiving and regasification terminal tipe onshore dan offshore di Benoa Bali = Technical and economic analysis of mini lng receiving and regasification terminal onshore and offshore type in Benoa Bali

Analisis keekonomian rencana pengembangan pertama lapangan X untuk optimalisasi penerimaan negara bukan pajak = The economic analysis of the first plan of development in the field of X for optimizing non tax government take

Desain dan pengendalian sistem gas lift di PT. X serta analisis keekonomiannya = Design and control of gas lift system in PT X with economic analysis

Analisa keekonomian dalam pembangunan stasiun pengisian bulk elpiji (SPBE) di Sulawesi Tengah = The economic analysis in LPGl bottling plant project in Central Sulawesi