1. Crossflow microfiltration of oily water;Mueller;J. Membr. Sci.,1997
2. Feasibility of using natural zeolites to remove sodium from coal bed methane-produced water;Huang;J. Environ. Eng. ASCE,2006
3. B. Pomeroy, personal communication, Brad Pomeroy is President and Manager of Operations of the Wellington Operating Company in Denver, CO, 2006.
4. The Ruckelshaus Institute of Environment and Natural Resources, Water production for coal bed methane development in Wyoming: a summary of quantity, quality and management options, prepared for The Office of the Governor, State of Wyoming, 2005.
5. C.A. Rice, V. Nuccio, Water produced with coal bed methane, USGS Fact Sheet FS (2000) 156-00.