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2. Baulch, D. L., , D. D., Drysdale, , D. G., Horne, , Homogeneous Gas Phase Reactions of theH2,N2andO2Systems, , 2, Butterworth, London, 1973,
3. The earth flash;Berger,1977
4. Handbook of Tables for Probability and Statistics, W. H., Beyer, , 323 Chemical Rubber Co., Cleveland, Ohio, 1966,
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