Abstract
Four spectrograms of the cepheid ζ Geminorum at different phases have been analysed for the determination of the abundances of various elements. The analysis shows that the atmosphere of ζ Gem has an essentially solar composition.
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Sanwal, B.B., Rautela, B.S. & Joshi, G.C. An analysis of the spectrum of the zeta geminorum. Astrophys Space Sci 123, 183–192 (1986). https://doi.org/10.1007/BF00649133
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DOI: https://doi.org/10.1007/BF00649133