T. Nordgreen, T. Liliedahl and K. Sjstrm, “Metallic Iron as a Tar Breakdown Catalyst Related to Atmospheric, Fluidised Bed Gasification of Biomass,” Fuel, Vol. 85, No. 5-6, 2006, pp. 689-694. doi10.1016/j.fuel.2005.08.026 - References - Scientific Research Publishing