1. Synthesis of Transportation Fuels from Biomass: Chemistry, Catalysts, and Engineering
2. Milne, T. A.; Abatzoglou, N.; Evans, R. J.Biomass gasification “tars”: Their nature, formation and conversion. National Renewable Energy Laboratory (NREL) Technical Report, Golden, CO, 1998; Report NREL/TP 570-25357.
3. Dayton, D.A review of the literature of catalytic biomass tar destruction. National Renewable Energy Laboratory (NREL) Technical Report, Golden, CO, 2002; Report NREL/TP-510-32815.
4. A review of the primary measures for tar elimination in biomass gasification processes
5. Syngas in perspective