B. T. Bestelmeyer, Tugel, A. J., Peacock, G. L., Robinett, D. G., Shaver, P. L., Brown, J. R., Herrick, J. E., Sanchez, H., and Havstad, K. M.,
“State-and-Transition Models for Heterogeneous Landscapes: A Strategy for Development and Application”,
Rangeland Ecology & Management, vol. 62, no. 1, pp. 1 - 15, 2009.
T. K. Stringham, Krueger, W. Clement, and Shaver, P. L.,
“State and Transition Modeling: An Ecological Process Approach”,
Journal of Range Management, vol. 56, no. 2, p. 106, 2003.