1. Singer C, Holmyard EJ, Hall AR, William TI (eds) (1958) A history of technology. Volume IV. The industrial revolution. Oxford, UK, Clarendon Press, pp c1750–c1850
2. Rambush NE (1923) Modern gas producers. Benn Bros. Ltd., London
3. Egloff G, Van Arsdell PM (1941) Octane rating relationship of aliphatic, alicyclic, mononuclear, aromatic hydrocarbons, alcohols. Ethers and Ketons J I Petrol 27:121
4. Rajvanshi AK (1986) Biomass gasification. Altern Energy Agric 2(4):82–102
5. Basu P (2013) Biomass gasification, pyrolysis and torrefaction: practical design and theory. Academic press