author of the best-selling book, Horizontal Well Technology, published by PennWell of Tulsa, 1991.


, “Cost/Benefits of Horizontal Wells”, Joshi Technologies International Inc., .


, “Horizontal Technology Matures Into Fundamental Drilling Technique”, American Oil and Gas Reporter, .

, “Horizontal Wells and Extended Reach Drilling: North Sea Experience”, presented at the Improved Oil Recovery Conference, London, .

, “Iterative Coupled Analysis of Geo-mechanics and Fluid Flow in Reservoir Simulation”, Oil and Gas Science and Technology – Rev. IFP, Vol. 57(2002), No. 5, pp. 1-12.

, “Simulation of Miscible Flow Including Bypassed Oil and Dispersion Control”, SPE 90898, presented at the 2004 SPE Annual Fall Meeting, Houston, TX, Sept. 26-29, 2004.

, "Compositional and Black Oil Simulation", SPE REE, , 372. SPE 29111, 1995.

, “Key Parameters for Economic Success of Horizontal Wells”, presented at the Southwest Petroleum Association Short Course, Texas Tech University, Lubbock, TX, .

, "Capillary Pressure from Well Logs", SPWLA Trans. 1979.

, “A case Study of Horizontal Drilling to Reduce Gas Coning in the Thin Rim of a Carbonate Reservoir”, 21st Annual Indonesian Petroleum Conference, .

, “Horizontal and Multi-lateral Wells: Performance Analysis- An art or a Science”, Journal of Canadian Petroleum Technology; Vol.39, No.10, Page 19, .

, “Horizontal Wells: Successes and Failures”, Journal of Canadian Petroleum Technology, .

, “Horizontal Well Application: Reservoir Management”, SPE Paper No. 37066, Presented at the 1996 SPE/CIM Horizontal Well Conference, Calgary, Canada.

, “Exploitation of Thin Oil Columns”, 1st DGH Conference, Ahmedabad, March 10-12, 1996.

, “Reservoir Management through Horizontal Well Technology in Algyo Field”, Journal of Canadian Petroleum Technology, Page 70, .

, “Methods Calculate Area Drained by Horizontal Wells”, Oil & Gas Journal, .

, “Production Forecasting Methods of Horizontal Wells”, SPE 17580, presented at the International Meeting on Petroleum Engineering, Tianjin, China, November 1-4, 1988.

, “Augmentation of Well Productivity with Slant and Horizontal Wells”, Journal of Petroleum Technology, .

, “A Review of Horizontal Well and DrainHole Technology”, SPE 16868, presented at the 62nd Annual Technical and Exhibition of the Society of Petroleum Engineers held in Dallas, TX, September 27-30 1987.

, “Horizontal Well Applications and Parameters for Economic Success”, SPE 23676, Presented at the 2nd Latin America Petroleum Engineering Conference, Caracas, Venezuela, March 8-11, 1992.

, “Perspectives on Horizontal Wells in the Rocky Mountain Region”, Rocky Mountain Assn. of Geologists, 1992.

, “Reservoir Management of Small On-Shore Fields in India”, Presented at the Reservoir Management Conference, Baroda, India, April 1999.

, “Correct Application Spells Horizontal Success”, American Oil & Gas Reporter, July 1993.

, “Decline Curve Analysis Predicts Oil Recovery From Horizontal Wells”, Oil & Gas Journal,

, “Effect of Drainage Area Shapes on the Productivity of Horizontal Wells”, SPE 18301, presented at the 63rd Annual Technical Conf., Houston TX, October 2-5, 1988.

, "Simple But Accurate Equations to Evaluate Wellbore Pressure Drawdown for Horizontal and Vertical Wells", SPE 38008, 1997 SPE Reservoir Simulation Symposium, Dallas TX, 8-11 June 1997.

, "Simple But Accurate Equations to Evaluate Wellbore Pressure and Productivity Index for Horizontal and Vertical Wells", SPE 38314, 67th Annual Western Regional Meeting, Long Beach CA, 25-27 June 1997.

, “Productivity of Multiple Drainholes or Fractured Horizontal Wells”, SPE Formation Evaluation, March 1993.

, “Application of Horizontal Well Technology in Colombia”, Journal of Canadian Petroleum Technology, Vol. 41, No.3, Page 33, March 2002.

, “Coupled Geo-mechanics and Reservoir Simulation”, SPEJ, December, 2003.

, “Horizontal Well IPR Calculations”, SPE REE, October 1998, 392.

, "Supplement to SPE 20723, Well Performance Model", JPT 1992. SPE 24412, 1992.

, "Well Performance Model", JPT, February 1992, 220-229.

, “Ekofisk Waterflood Simulation", JPT Feb 1987, p 221-232.

, "Development, Distribution and Utilization of Reservoir Engineering Workstation Software", SPE 24444, SPE Computer Applications, Jun 1993, p 25-29.

, "An Integrated Engineering/Geoscience Desktop", SPE 30193, SPE Petroleum Computing Conference, Houston TX, 11-14 June 1995, p 127-131.

, "Reservoir Simulation Pre and Post-Processing", SPE 38010, 1997 SPE Reservoir Simulation Symposium, Dallas TX, 8-11 June 1997.


, “Incorporating Risk Analysis in the Economic Evaluation of a Typical Western Canadian Horizontal Well Project”, presented at the 4th Petroleum Conference of the South Saskatchewan Section, Regina, October 1991.


, “Thermal Oil Recovery with Horizontal Wells”, Journal of Petroleum Technology, .

, “A Review of Thermal Oil Recovery Using Horizontal Wells”, page 211, INSITU( A Journal of Rapid Communications) Vol.2, November 2nd and 3rd 1987.

, “A Laboratory Study of Thermal Oil Recovery using Horizontal Wells”, SPE 14916, presented at the 5th Symposium on Enhanced Oil Recovery, Tulsa OK, April; 20-23, 1986.

, “Laboratory Studies of Thermally Aided Gravity Drainage Using Horizontal Wells”, AOSTRA Journal of Research, Vol. 2, No. 1, 1985.

, “A Review of Horizontal Well Technology for Heavy Oil and Tar Sands Recovery”, presented at the 5th UNITAR Conf., Caracas, Venezuela, August 4-9, 1991.


, “Practical Aspects of Horizontal Well Pressure Transient Analysis”, presented at the 2nd JNOC International Symposium on Horizontal Well Technologies, Chiba, Japan, November 1-5 1993.

, “Horizontal Well Pressure Analysis, SPE Formation Evaluation”, December 1989. SPE 16378, 1987.


, “A Simulation Study of Waterflooding Using Combinations of Horizontal and Vertical Wells”, SVIP 005, presented at the Tenth Petroleum Engineering Conference of the Society of Petroleum Engineers of Venezuela, Puerto La Cruz, Venezuela, October 20-23, 1993.

, “Horizontal Well Pilot Waterflood Test in Shallow Abandoned Fields”, by Oil and Gas Journal, Page 46, .


, “Horizontal Re-Entries Method for Revitalizing Old Production”, American Oil & Gas Reporter, September 1993.

, “The Cost Benefits of Horizontal Drilling”, AGA Operating Section Proceedings, 1991.

, “Proper Completion Critical for Horizontal Wells”, American Oil and Gas Reporter, January 1990.

, “Horizontal Well Completions- Options and Selection Considerations”, American Oil and Gas Reporter, November 1989.


, “Critical Performance Parameters for Horizontal Well Applications in Gas Storage Reservoirs”, presented at the American Gas Association Distribution/Transmission Conference, March 17-19, 1993.

, “International Gas Market Growth: Fueled by Technology”, presented at Venezuela Gas Conference, November 12, 1993.

Non-Oil and Gas Applications of Horizontal Wells:

, “Horizontal Wells: Development and Applications”, The Proceedings of Minerals and Geotechnical Logging Society, January 1994.