P. S. Doescher, Miller, R. F., Purrington, T., and Rose, J. A.,
“EOARC Annual Report, Special Report 923: Wyoming Big Sagebrush: Coping with Drought”, Oregon Agricultural Experiment Station, 1993.
P. S. Doescher, Miller, R. F., and Winward, A. H.,
“Effects of Moisture and Temperature on Germination of Idaho Fescue”,
Journal of Range Management, vol. 38, no. 4, p. 317, 1985.