1. McHugh DJ. A guide to the seaweed industry. FAO fisheries technical paper 441. Food and Agriculture Organization of the United Nations (FAO); 2003. .
2. FAO (Food and Agriculture Organization of the United Nations). Renewable biological systems for alternative sustainable energy production (FAO Agricultural Services Bulletin-128); 1997. .
3. Humbird D, Davis R, Tao L, Kinchin C, Hsu D, Aden A, et al. Process design and economics for biochemical conversion of lignocellulosic biomass to ethanol. National Renewable Energy Laboratory. NREL/TP-5100-47764, Golden, Co, USA; 2011. .
4. Aden A, Ruth M, Ibsen K, Jechura J, Neeves K, Sheehan J, et al. Lignocellulosic biomass to ethanol process design and economics utilizing cocurrent dilute acid prehydrolysis and enzymatic hydrolysis for corn stover. Technical report no. National Renewable Energy Laboratory: NREL/TP-510e32438; Golden, Co; 2002. Available from: .
5. Review pre-treatment techniques used for anaerobic digestion of algae;Rodriguez;Fuel Process Technol,2015