1. Article on World Agricultural Supply and Demand Estimates by the United States Department of Agriculture, April 2015, May 2016, November 2017
2. Article on Climate Impacts on Agriculture and Food Supply, by United States Environmental Protection Agency, January 2017
3. Article on Nutrient Content of the U.S. Food Supply, 1909–2000 by the United States Department of Agriculture, Home Economics Research Report, November 2004
4. Source: The ERS Food Availability (Per Capita) Data System (FADS) Link:
https://data.world/wendyhe/the-changing-american-diet
5. Adalgiza del Pilar Rios et al (2017) Taylor series approximation of ZIP model for on-line estimation of Residential Loads’ parameters