1. M. J. Koroskys, Flammability of Textiles ,U.S. Wool Bureau, New York (1968).
2. P. Alexander, R. F. Hudson, Wool, its Chemistry and Physics ,Chapman and Hall, London (1963).
3. W. S. Simpson, J. Appl. Pol. Sci. ,Applied Polymer Symposia No. 18, Proc, 4th International Wool Textile Research Conference, Part II, p. 1177 (1971).
4. G. C. Tesoro and C. H. Meiser, Text. Res. J. 40, 430 (1970).
5. G. C. Tesoro and J. Rislin, Text. Chem. Color. 3(7), 156 (1971).