1. Alexandre, L. and Johan, T. Modeling mud loss in fractured formations. 11th Abu Dhabi International Petroleum Exhibition and Conference. October10–13, Abu Dhabi, United Arab Emirates. SPE 88700
2. Preformed Stable Foam Performance in Drilling And Evaluating Shallow Gas Wells in Alberta
3. Helstrup, O. A., Khalil, R., Chen, Z. X. and Rahman, S. S. Poroelastic effects on borehole ballooning in naturally fractured formations. SPE/IADC Drilling Conference. February19–21, Amsterdam, the Netherlands. SPE/IADC 79849
4. Kuru, E. and Okunsebor, O. M. Hydraulic optimization of foam drilling for maximum drilling rate. Underbalanced Technology Conference and Exhibition. October11–12, Houston, Texas. SPE/IADC 91610