R. D. Stewart, Najm, M. R. Abou, Rupp, D. E., Lane, J. W., Uribe, H. C., Arumí, J. Luis, and Selker, J.,
“Hillslope run-off thresholds with shrink–swell clay soils”,
Hydrological Processes, vol. 29, pp. 557–571, 2015.
R. D. Stewart, Najm, M. R. Abou, Rupp, D. E., and Selker, J.,
“An image-based method for determining bulk density and the soil shrinkage curve”,
Soil Science Society of America Journal, vol. 76, pp. 1217–1221, 2012.