• Chinese Journal of Lasers
  • Vol. 6, Issue 3, 37 (1979)
[in Chinese]
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[in Chinese]. [J]. Chinese Journal of Lasers, 1979, 6(3): 37 Copy Citation Text show less
References

[1] A. Javan; Quantum Electronics, ed. L. Η. Tomns, Colmbia Universiy Press, New York, 1960 , p. 564

[2] W. E. Benntl; Appl. Opt., Supplement. 1, p. 24, 1962.