Gelfand, I., Zenone, T., Jasrotia, P., Chen, J., Hamilton, S. K., & Robertson, G. P. (2011). Carbon debt of Conservation Reserve Program (CRP) grasslands converted to bioenergy production. National Academy of Sciences.

Gelfand, Ilya, Terenzio Zenone, Poonam Jasrotia, Jiquan Chen, Stephen K. Hamilton, and G. Philip Robertson. Carbon Debt of Conservation Reserve Program (CRP) Grasslands Converted to Bioenergy Production. National Academy of Sciences, 2011.

Gelfand, Ilya, et al. Carbon Debt of Conservation Reserve Program (CRP) Grasslands Converted to Bioenergy Production. National Academy of Sciences, 2011.