Phadke, Amol A, Charles A Goldman, Doug Larson, Tom Carr, Larry Rath, Peter Balash, and Wan Yih-Huei. Advanced Coal Wind Hybrid: Economic Analysis. Berkeley: LBNL, 2008.PDF
Morrow, William R, III, and Peter Balash. Biomass Allocation Model – Comparing Alternative Uses of Scarce Biomass Energy Resource Through Estimations of Future Biomass Use for Liquid Fuels and Electricity. 2008.