1. Unconventional Gas Shales: Development, Technology and Policy Issues. Congressional Research Service;Andrews,2009
2. Northern Trinity/Woodbine Groundwater Availability Model: Assessment of Groundwater Use in the Northern Trinity Aquifer Due to Urban Growth and Barnett Shale Development;Bene,2007
3. Lessons from the Barnett Shale imply caution in other shale plays;Berman;World Oil,2009
4. Realities of shale play reserves: examples from the Fayetteville Shale;Berman;World Oil,2009
5. Bernstein Commodities & Power: What to Watch – A Timeline of European Unconventional Natural Gas Drilling;Bernstein,2010