1. Aden, A. , M. Ruth , K. Ibsen , J. Jechura , K. Neeves , J. Sheehan , and B. Wallace , L. Montague , A. Slayton , and J. Lukas . 2002. Lignocellulosic Biomass to Ethanol Process Design and Economics Utilizing Co-Current Dilute Acid Prehydrolysis and Enzymatic Hydrolysis for Corn Stover, NREL technical report, NREL/TP-510-32438, 154 p. http://www.osti.gov/bridge/product.biblio.jsp?query_id=1&page=0&osti_id=15001119.
2. Anderson, C. 1999. Energy Use in the Supply, Use, Disposal of Water in California, California Water Commission Report.
3. The feasibility of large-scale lignocellulose-based bioenergy production
4. Sustainable Liquid Biofuels and their Environmental Impact;Cesar;Environmental Progress,2007