1. A. G. Gaydon andH. G. Wolfhard, in ?Flames; their structure, radiation and temperature? (Chapman and Hall, New York, 1979).
2. H. F. Calcote,Combust. Flame. 42 (1981) 215.
3. Y. Hirose andN. Kondo, in Proceeding of 35th Spring Meeting of the Japan Society of Applied Physics, March 1988, p. 434 (in Japanese).
4. R. N. Kniseley, in ?Flame Emission and Atomic Absorption Spectrometry?, edited by J. A. Dean and T. C. Rains (Marcel Dekker, New York, 1969).
5. Y. Matsui, A. Yuuki, M. Sahara andY. Hirose,Jpn J. Appl. Phys. 28 (1989) 1718.