1. Biofuels and sustainability in Africa;Amigun;Renewable Sustainable Energy Rev.,2011
2. ANL (Argonne National Laboratory), 2012. The greenhouse gases, regulated emissions, and energy use in transportation (GREET) model. (accessed on 30.11.2013).
3. PestLCI—A model for estimating field emissions of herbicides in agricultural LCA;Birkved;Ecol. Model.,2006
4. Centre of Environmental Science, Leiden University, 2010. .
5. Life cycle emission inventories for the fuels consumed by thermal power in China;Di;China Environ. Sci.,2005