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2.
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3.
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4.
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5.
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6.
B.J. Flanagan, "Pyrolysis of Domestic Refuse with Mineral Recovery", Oxy Metal Industries, Birmingham, U.K. Paper given as in ref. 2, pp. 220-225.
7.
O.C. Sitton and J.L. Gaddy, "Solar Energy Collection by Bioconversion". 11th Proceedings of the IECEC, University of Missouri , Rolla, Missouri, U.S.A.1975 pp. 91-97.
8.
S.J. Levy, "The Conversion of Municipal Solid Wastes to a Liquid Fuel by Pyrolysis", Office of Solid Waste Management Programme, Environmental Protection Agency, Washington, DC, U.S.A. Paper given as in ref. 2, pp. 226-231.
9.
F.R. Benn, J.O. Edewor and C.A. Mcauliffe, "The Production and Utilisation of Synthetic Fuels - An Energy Economics Study", Applied Science Press, London, U.K., 1981 .
10.
M.K. Hubbert, Scientific American, September 1971.
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F.T. Ledig and D.I.H. Linzer, Chemtech, January 1978 .