T. A. Salh, S. H. Sahi, and S. A. H. Ismael, “Using the Artificial Gas Lift to Increase the Productivity of Noor Oil Field / Mishrif Formation”, IJCPE, vol. 16, no. 2, pp. 39–44, Jun. 2015, doi: 10.31699/IJCPE.2015.2.5.