1. H. S. Ingham and A. P. Shepard, ?METCO Flame Spray Handbook? (METCO, New York, 1965).
2. N. N. Ault, J. Amer. Ceram. Soc. 40 (1957) 69.
3. V. S. Thompson and O. J. Whittemore, Bull. Amer. Ceram. Soc. 47 (1968) 637.
4. P. Zoltowski, Rev. Int. Hautes. Temper. et Refract. 6 (1969) 65.
5. V. F. Eichorn, J. Metzler and W. Eysel, Metalloberflache 26 (1972) 212.