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The Spectra of Type II Cepheids. III. The Hα Line and Helium Emission in Long-Period Stars
Schmidt, Edward G., Johnston, Dale, Lee, Kevin M., Langan, Shawn, Newman, Peter R., Snedden, Stephanie A.Volume:
128
Language:
english
Journal:
The Astronomical Journal
DOI:
10.1086/425555
Date:
December, 2004
File:
PDF, 205 KB
english, 2004