A Mathematical Model of Intermittent Gas Lift in Elevation-Production Operation with Line-Pack and Line-Drafting Phenomena in a Gas Line SD Rahmawati, T Tasmi, P Sukarno, AY Gunawan, E Soewono, S Siregar, ... Journal of Earth Energy Engineering 9 (2), 88-101, 2020 | 1 | 2020 |