1. Well Performance;Golan,1996
2. H. Cholet (Ed.), Well production practical handbook, Institut français du pétrole publications, Éditions Technip, Paris, France, 2000.
3. Standard Handbook of Petroleum and Natural Gas Engineering,2005
4. A.C.V.M. Lage, Two-phase flow models and experiments for low-head and underbalanced drilling, Ph.D. thesis, Stavanger University College, Stavanger, Norway, September 2000.
5. C. Perez-Tellez, J.R. Smith, J.K. Edwards, Improved bottomhole pressure control for underbalanced drilling operations, in: Proceedings for the IADC/SPE Drilling Conference, no. SPE 87225, Dallas, TX, USA, 2004.