Restuccia, A., S. Failla, D. Longo, L. Caruso, I. Mallia, and G. Schillaci. 2013. “Assessment of Energy Return on Energy Investment (EROEI) of Oil Bearing Crops for Renewable Fuel Production”. Journal of Agricultural Engineering 44 (s2). https://doi.org/10.4081/jae.2013.349.