Craine, J. M., Nippert, J. B., Elmore, A. J., Skibbe, A. M., Hutchinson, S. L., & Brunsell, N. A. (2012). Timing of climate variability and grassland productivity. National Academy of Sciences.

Craine, Joseph M., Jesse B. Nippert, Andrew J. Elmore, Adam M. Skibbe, Stacy L. Hutchinson, et Nathaniel A. Brunsell. Timing of Climate Variability and Grassland Productivity. National Academy of Sciences, 2012.

Craine, Joseph M., et al. Timing of Climate Variability and Grassland Productivity. National Academy of Sciences, 2012.