R. Sheley, Sheley, J., and Smith, B.,
“Cost/Benefit Analysis of Managing Invasive Annual Grasses in Partially Invaded Sagebrush Steppe Ecosystems”,
Weed Science, vol. 622134171220, no. 01, pp. 38 - 44, 2014.
R. Sheley, Bingham, B. S., and Svejcar, T.,
“Crested Wheatgrass Defoliation Intensity and Season on Medusahead Invasion”,
Rangeland Ecology & Management, vol. 61, no. 2, pp. 211 - 217, 2008.