1. Renewable Energy Technologies: Cost analysis series - Biomass forPower Generation,2012
2. A Roadmap To Reduce U.S. Food Waste By 20 Percent,2016
3. Anaerobic Digestion Project Profiles," United States Environmental Protection Agency.
4. Characterization of Municipal Solid Waste in the United States: 1998 Update,1999
5. Emissions & Generation Resource Integrated Database (eGRID),2018