1. U.S. Energy Information Administration, International Energy Statistics, Data – Biofuels (1000 Bbl/d), World Prod., 2019.
2. U.S. Energy Information Administration, The United States uses a mix of energy sources , 2018.
3. Biofuel and bioproduct environmental sustainability analysis;Dunn;Curr. Opin. Biotechnol.,2019
4. How green are biofuels?;Scharlemann;Science,2008
5. A comprehensive review on biodiesel as an alternative energy resource and its characteristics;Atabani;Renew. Sustain. Energy Rev.,2012