1. W. E. Kuhn (Ed.) in ?Ultrafine Particles? (John Wiley, New York, 1963) p. 3 et seq.
2. B. Waldie, Chem. Eng. (259) (1972) 92.
3. See for example, J. M. Coulson, et al. (Eds.) in ?High Temperature Processes? (Science Research Council, London, 1971).
4. J. T. Maskrey and R. A. Dugdale, J. Phys. E 5 (1972) 881.
5. T. Noguchi, in ?Advances in High Temperature Chemistry?, Vol. 2, edited by L. Eyring (Academic Press, New York, 1969).