1. Biofuels and World Food Markets: beyond Competition between Energy and Food;Koizumi,2009
2. Ethanol Market Is Disturbing to American Farmers. And Now There's Covid-19;Vaughan,2020
3. Clinton Warns More Biofuels Could Mean Food Riots,2011
4. Secret Report: Biofuel Caused Food Crisis;Chakrabortty,2008
5. Systematic review on effects of bioenergy from edible versus inedible feedstocks on food security;Ahmed;NPJ Sci. Food,2021