K. M. Havstad, D. P. C. Peters, R. Skaggs, J. R. Brown, B. T. Bestelmeyer, E. L. Fredrickson, J. E. Herrick and J. Wright, “Ecological Services to and from Rangelands of the United States,” Ecological Economics, Vol. 64, No. 2, 2007, pp. 261-288. doi:10.1016/j.ecolecon.2007.08.005
 Millenium Ecosystem Assessment, “Ecosystems and Human Well-Being: Synthesis,” World Resources Institute, Washington DC, 2005.
 D. D. Briske, “Rangeland Conservation Effects Assessment Project Executive Summary: The Next Generation of Conservation Practice Standards,” Conservation Effects Assessment Program Review, USDA Natural Resources Conservation Service, Washington DC, 2011.
 J. H. Goldstein, G. Caldarone, T. K. Duarte, D. Ennaanay, N. Hannahs, G. Mendoza, S. Polasky, S. Wolny and G. C. Daily, “Integrating Ecosystem-Service Tradeoffs into Land-Use Decisions,” Proceedings of the National Academy of Sciences of the United States of America, Vol. 109, No. 19, 2012, pp. 7565-7570.
 E. Nelson, G. Mendoza, J. Regetz, S. Polasky, H. Tallis, R. Cameron, K. M. Chan, G. C. Daily, J. Goldstein, P. M. Kareiva, E. Lonsdorf, R. Naidoo, T. H. Ricketts and R. Shaw, “Modeling Multiple Ecosystem Services, Biodiversity Conservation, Commodity Production, and Tradeoffs at Landscape Scales,” Frontiers in Ecology and the Environment, Vol. 7, No. 1, 2009, pp. 4-11.
 USDA NASS, “Wyoming 2012 Agicultural Statistics,” USDA National Agricultural Statistics Service, Cheyenne, 2012.
 M. W. Brunson and L. Huntsinger, “Ranching as a Conservation Strategy: Can Old Ranchers Save the New West?” Rangeland Ecology & Management, Vol. 61, No. 2, 2008, pp. 137-147. doi:10.2111/07-063.1
 United States General Accounting Office, “Endangered Species Act: Information on Species Protection on Nonfederal Lands,” 1994.
 J. D. Maestas, R. L. Knight and W. C. Gilgert, “Biodiversity across a Rural Land-Use Gradient,” Conservation Biology, Vol. 17, No. 5, 2003, pp. 1425-1434.
 USDA NASS, “Wyoming State and County Data, 2007 Census of Agriculture,” USDA National Agricultural Statistics Service, Cheyenne, 2007.
 P. K. Thornton, “Livestock Production: Recent Trends, Future Prospects,” Philosophical Transactions of the Royal Society of London: Series B, Biological Sciences, Vol. 365, No. 1554, 2010, pp. 2853-2867.
 J. D. Derner, W. K. Lauenroth, P. Stapp and D. J. Augustine, “Livestock as Ecosystem Engineers for Grassland Bird Habitat in the Western Great Plains of North America,” Rangeland Ecology & Management, Vol. 62, No. 2, 2009, pp. 111-118. doi:10.2111/08-008.1
 D. J. Augustine and J. D. Derner, “Disturbance Regimes and Mountain Plover Habitat in Shortgrass Steppe: Large Herbivore Grazing Does Not Substitute for Prairie Dog Grazing or Fire,” The Journal of Wildlife Management, Vol. 76, No. 4, 2012, pp. 721-728. doi:10.1002/jwmg.334
 S. R. Archer, K. W. Davies, T. E. Fulbright, B. McDaniel, B. Wilcox and K. I. Predick, “Brush Management as a Rangeland Conservation Strategy: A Critical Evaluation,” Conservation Effects Assessment Program Review, USDA Natural Resources Conservation Service, Washington DC, 2011.
 K. L. Olenick, U. P. Kreuter and J. R. Conner, “Texas Landowner Perceptions Regarding Ecosystem Services and Cost-Sharing Land Management Programs,” Ecological Economics, Vol. 53, No. 2, 2005, pp. 247-260.
 S. Engel, S. Pagiola and S. Wunder, “Designing Payments for Environmental Services in Theory and Practice: An Overview of the Issues,” Ecological Economics, Vol. 65, No. 4, 2008, pp. 663-674.
 P. Kristjanson, R. S. Reid, N. Dickson, W. C. Clark, D. Romney, R. Puskur, S. Macmillan and D. Grace, “Linking International Agricultural Research Knowledge with Action for Sustainable Development,” Proceedings of the National Academy of Sciences of the United States of America, Vol. 106, No. 13, 2009, pp. 5047-5052.
 D. A. Dillman, “Mail and Internet Surveys: The Tailored Design Method,” John Wiley & Sons, Hoboken, 2007.
 D. L. Coppock and A. H. Birkenfeld, “Use of Livestock and Range Management Practices in Utah,” Journal of Range Management, Vol. 52, No. 1, 1999, pp. 7-18.
 D. L. Coppock, “Ranching and Multiyear Droughts in Utah: Production Impacts, Risk Perceptions, and Changes in Preparedness,” Rangeland Ecology & Management, Vol. 64, No. 6, 2011, pp. 607-618.
 R. C. Rowan and L. D. White, “Regional Differences among Texas Rangeland Operators,” Journal of Range Management, Vol. 47, No. 5, 1994, pp. 338-343.
 L. Huntsinger, M. Johnson and M. Stafford, “A Resurvey of Oak Woodland Landowners: 1985, 1992, and 2004,” Proceedings of the 6th Symposium on Oak Woodlands: California’s Oaks, Today’s Challenges, Tomorrow’s Opportunities,” Rohnert Park, 9-12 October 2006, pp. 57-67.
 R. R. J. McAllister, N. Abel, C. J. Stokes and I. J. Gordon, “Australian Pastoralists in Time and Space: The Evolution of a Complex Adaptive System,” Ecology and Society, Vol. 11, No. 2, 2006, p. 41.
 C. A. Kennedy and M. W. Brunson, “Creating a Culture of Innovation in Ranching: A Study of Outreach and Cooperation in West-Central Colorado,” Rangelands, Vol. 29, No. 3, 2007, pp. 35-40.
 E. A. Didier and M. W. Brunson, “Adoption of Range Management Innovations by Utah Ranchers,” Rangeland Ecology & Management, Vol. 57, No. 4, 2004, pp. 330-336.
 S. D. Fuhlendorf and D. M. Engle, “Application of the Fire-Grazing Interaction to Restore a Shifting Mosaic on Tallgrass Prairie,” Journal of Applied Ecology, Vol. 41, No. 4, 2004, pp. 604-614.
 C. W. Hanselka, A. McGinty, B. S. Rector, R. C. Rowan and L. D. White, “Grazing and Brush Management on Texas Rangelands: An Analysis of Management Decisions,” Texas Agricultural Extension Service, College Station, 1990.
 G. Bortolussi, J. G. McIvor, J. J. Hodgkinson, S. G. Coffey and C. R. Holmes, “The Northern Australia Beef Industry, a Snapshot. 4. Condition and Management of Natural Resources,” Australian Journal of Experimental Agriculture, Vol. 45, No. 9, 2005, pp. 1109-1120.
 A. J. Ash, and D. M. Stafford Smith, “Pastoralism in Tropical Rangelands: Seizing the Opportunity to Change,” The Rangeland Journal, Vol. 25, No. 2, 2003, pp. 113-127. doi:10.1071/RJ03010
 H. Gosnell, J. H. Haggerty and W. R. Travis, “Ranchland Ownership Change in the Greater Yellowstone Ecosystem, 1990-2001: Implications for Conservation,” Society & Natural Resources, Vol. 19, No. 8, 2006, pp. 743-758.
 R. D. Mealor, P. J. Meiman, A. L. Hild, D. T. Taylor and J. S. Thompson, “New Rangeland Residents in Wyoming? A Survey of Exurban Landowners,” Rangeland Ecology & Management, Vol. 64, No. 5, 2011, pp. 479-487.