1. Meloy, T. P. “Fine grinding—size distribution, particle characterization, and mechanical methods,” p. 17 inUltrafine-Grain Ceramics, edited by J. J. Burke, N. L. Reed and V. Weiss, Syracuse Univ Press, New York (1970).
2. Hancock, K. R. “Preparation of ultrafine particles of metal oxides,” p. 39 ibid.
3. Somra, A. V.Alumina as a Ceramic Material, p. 118, edited by W. H. Citizen, American Ceramic Society, Columbus, Ohio (1970).
4. Beddow, J. K.Particulate Science and Technology, Ch. 3, p. 135, Chemical Publishing Co, New York (1980).
5. Veale, C. R.Fine Powders—Preparation, Properties and UsesCh. 4, pp. 69 & 76, Halsted Press, New York (1972).