R. Sheley, Svejcar, T., and Maxwell, B. D.,
“A Theoretical Framework for Developing Successional Weed Management Strategies on Rangeland”,
Weed Technology, vol. 108623629907131524271363, no. 04, pp. 766 - 773, 1996.
T. Svejcar, James, J. J., Hardegree, S. P., and Sheley, R.,
“Incorporating Plant Mortality and Recruitment Into Rangeland Management and Assessment”,
Rangeland Ecology & Management, vol. 67, no. 6, pp. 603 - 613, 2014.