1. Feeding Half the World…Sustainably;IRRI,2004
2. Food and Agriculture Organization. FAOSTAT Database. Available online at http://faostat.fao.org/default.aspx and Food and Agriculture Organization. AQSTAT Database. Available online at www.fao.org/nr/water/aquastat/main/index.stm.
3. Besting Malthus: the Green Revolution;Evenson;Proc. Am. Philos. Soc.,2004
4. Assessing the impact of the Green Revolution, 1960 to 2000;Evenson;Science,2003
5. The role of agriculture in economic development;Johnston;Am. Econ. Rev.,1961